\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh tr\u01b0\u1eddng THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1 t\u1ec9nh Ngh\u1ec7 An t\u1ed5 ch\u1ee9c thi th\u1eed cho h\u1ecdc sinh kh\u1ed1i 12, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft c\u00e1c em tham kh\u1ea3o b\u00ean d\u01b0\u1edbi:<\/strong><\/h2>\n\nXem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh<\/p>\n<\/div>\n
\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh – THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1<\/strong><\/h4>\n![](\"http:\/\/img.toanhoc247.com\/picture\/2016\/0221\/de-thi-thu-thpt-quoc-gia-sinh-thpt-quynh-luu-nghe-an-lan-1-nam-2016_1.png\")
<\/strong><\/p>\n\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh – THPT Qu\u1ef3nh L\u01b0u l\u1ea7n <\/strong><\/h4>\nC\u00e2u 1:L\u1eddi gi\u1ea3i<\/strong><\/h4>\nC\u00e1c ph\u00e1t bi\u1ec3u \u0111\u00fang: 1,5,6<\/p>\n
T\u00ednh tr\u1ea1ng s\u1ed1 l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng r\u1ed9ng c\u00f2n t\u00ednh tr\u1ea1ng ch\u1ea5t l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng h\u1eb9p => 1 \u0111\u00fang<\/p>\n
Trong ki\u1ec3u gen c\u1ee7a c\u01a1 th\u1ec3 d\u1ecb h\u1ee3p , c\u00e1c gen th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng kh\u00e1c nhau => 2 sai<\/p>\n
\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ee9c ph\u1ea3n \u1ee9ng c\u1ee7a 1 ki\u1ec3u gen \u1edf c\u00e2y tr\u1ed3ng, ng\u01b0\u1eddi ta t\u1ea1o nhi\u1ec1u c\u00e2y c\u00f3 ki\u1ec3u gen gi\u1ed1ng nhau r\u1ed3i \u0111em tr\u1ed3ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau => 3 sai .<\/p>\n
3 \u2013 ch\u1ec9 c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c c\u01a1 th\u1ec3 c\u00f3 ki\u1ec3u gen gi\u1ed1ng nhau , kh\u00f4ng th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1edbc m\u1ee9c ph\u1ea3n \u1ee9ng .<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng c\u00e0ng h\u1eb9p th\u00ec s\u1ef1 bi\u1ec3u hi\u1ec7n c\u1ee7a t\u00ednh tr\u1ea1ng c\u00e0ng \u00edt ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng=> 4 sai<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng l\u00e0 gi\u1edbi h\u1ea1n th\u01b0\u1eddng bi\u1ebfn c\u1ee7a m\u1ed9t ki\u1ec3u gen tr\u01b0\u1edbc \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng => 5 \u0111\u00fang<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng do ki\u1ec3u gen quy \u0111\u1ecbnh n\u00ean di truy\u1ec1n \u0111\u01b0\u1ee3c=> 6 \u0111\u00fang<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 2:L\u1eddi gi\u1ea3i<\/strong><\/p>\n\u0110\u1ed9t bi\u1ebfn gen x\u1ea3y ra \u1edf v\u1ecb tr\u00ed v\u00f9ng kh\u1edfi \u0111\u1ed9ng l\u00e0m cho qu\u00e1 tr\u00ecnh phi\u00ean m\u00e3 kh\u00f4ng \u0111\u01b0\u1ee3c di\u1ec5n ra => kh\u00f4ng x\u1ea3y ra qu\u00e1 tr\u00ecnh d\u1ecbch m\u00e3 => 1 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra d\u00f9 kh\u00f4ng c\u00f3 t\u00e1c nh\u00e2n g\u00e2y \u0111\u1ed9t bi\u1ebfn do hi\u1ec7n t\u01b0\u1ee3ng c\u00e1c nucleotit d\u1ea1ng hi\u1ebfm b\u1eaft nh\u1ea7m c\u1eb7p => 2 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen c\u00f3 th\u1ec3 c\u00f3 l\u1ee3i c\u00f3 h\u1ea1i ho\u1eb7c trung t\u00ednh t\u00f9y thu\u1ed9c v\u00e0o t\u1ed5 h\u1ee3p gen v\u00e0 m\u00f4i tr\u01b0\u1eddng => 3 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen cung c\u1ea5p nguy\u00ean li\u1ec7u s\u01a1 c\u1ea5p cho qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a=> 4 \u0111\u00fang<\/p>\n
C\u00e1c k\u1ebft lu\u1eadn \u0111\u00fang:1, 2,3,4<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 3:L\u1eddi gi\u1ea3i<\/strong><\/p>\nTh\u1ec3 truy\u1ec1n c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m sau :<\/p>\n
– Mang \u0111\u01b0\u1ee3c gen c\u1ea7n chuy\u1ec3n<\/p>\n
– T\u1ed3n t\u1ea1i \u0111\u1ed9c l\u1eadp v\u00e0 t\u1ef1 nh\u00e2n \u0111\u00f4i trong t\u1ebf b\u00e0o nh\u00e2n<\/p>\n
– C\u00f3 th\u1ec3 c\u00e0i gen c\u1ea7n chuy\u1ec3n v\u00e0o b\u1ed9 gen c\u1ee7a t\u1ebf b\u00e0o nh\u1eadn<\/p>\n
Th\u1ec3 truy\u1ec1n kh\u00f4ng \u1ee9c ch\u1ebf gen c\u1ee7a t\u1ebf b\u00e0o nh\u1eadn khi c\u1ea7n bi\u1ec3u hi\u1ec7n t\u00ednh tr\u1ea1ng n\u00f3<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 4:L\u1eddi gi\u1ea3i<\/strong><\/p>\nL\u1eb7p \u0111o\u1ea1n NST l\u00e0m c\u00e1c gen kh\u00e1c nhau xa nhau h\u01a1n<\/p>\n
\u0110\u1ed9t bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng NST( th\u1ec3 ba nhi\u1ec5m, th\u1ec3 t\u1ee9 b\u1ed9i) kh\u00f4ng \u1ea3nh h\u01b0\u1edfng v\u1ecb tr\u00ed c\u00e1c gen tr\u00ean NST<\/p>\n
C\u00e1c lo\u1ea1i \u0111\u1ed9t bi\u1ebfn l\u00e0m 2 gen n\u00e0o \u0111\u00f3 trong h\u1ec7 gen g\u1ea7n nhau h\u01a1n: 1,4,5,7<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 5:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c gi\u1ed1ng ng\u00f4 lai, l\u00faa lai n\u00e0y th\u01b0\u1eddng l\u00e0 c\u00e1c gi\u1ed1ng t\u1ea1o ra c\u00f3 \u01b0u th\u1ebf lai cao. Con lai n\u00e0y khi \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m gi\u1ed1ng s\u1ebd x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng tho\u00e1i h\u00f3a, t\u0103ng t\u1ef7 l\u1ec7 \u0111\u1ed3ng h\u1ee3p, gi\u1ea3m t\u1ef7 l\u1ec7 d\u1ecb h\u1ee3p, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho nh\u1eefng t\u00ednh tr\u1ea1ng x\u1ea5u bi\u1ec3u hi\u1ec7n l\u00e0m gi\u1ea3m n\u0103ng su\u1ea5t. Do \u0111\u00f3 kh\u00f4ng n\u00ean t\u1ef1 \u0111\u1ec3 gi\u1ed1ng m\u00e0 n\u00ean mua gi\u1ed1ng m\u1edbi \u0111\u1ec3 tr\u1ed3ng cho v\u1ee5 sau<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 6:L\u1eddi gi\u1ea3i<\/strong><\/p>\nV\u00f9ng kh\u1edfi \u0111\u1ed9ng ( promoter) l\u00e0 v\u00f9ng g\u1eafn v\u00e0o c\u1ee7a ARN pol \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng qu\u00e1 tr\u00ecnh phi\u00ean m\u00e3 c\u1ee7a c\u00e1c gen c\u1ea5u tr\u00fac<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 7:L\u1eddi gi\u1ea3i<\/strong><\/p>\nGen => ARN => protein<\/p>\n
Do \u0111\u00f3, gen sai h\u1ecfng d\u1eabn \u0111\u1ebfn ARN b\u1ecb bi\u1ebfn \u0111\u1ed5i v\u00e0 protein c\u0169ng c\u00f3 th\u1ec3 b\u1ecb sai h\u1ecfng theo. Th\u00f4ng qua qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i ADN, ch\u00ednh gen sai h\u1ecfng \u0111\u00f3 c\u0169ng \u0111\u01b0\u1ee3c nh\u00e2n l\u00ean,c\u00f3 th\u1ec3 coi gen c\u0169ng l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a gen qua nh\u00e2n \u0111\u00f4i<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 8:L\u1eddi gi\u1ea3i<\/strong><\/p>\nTrao \u0111\u1ed5i ch\u00e9o kh\u00f4ng c\u00e2n \u1edf k\u00ec \u0111\u1ea7u 1 => \u0111\u1ed9t bi\u1ebfn m\u1ea5t \u0111o\u1ea1n v\u00e0 l\u1eb7p \u0111o\u1ea1n<\/p>\n
T\u00e1c nh\u00e2n \u0111\u1ed9t bi\u1ebfn t\u00e1c \u0111\u1ed9ng g\u00e2y \u0111\u1ee9t, g\u00e3y NST trong ph\u00e2n b\u00e0o => m\u1ea5t \u0111o\u1ea1n, chuy\u1ec3n \u0111o\u1ea1n,…<\/p>\n
M\u1ed9t \u0111o\u1ea1n NST b\u1ecb \u0111\u1ee9t v\u00e0 quay 180 \u0111\u1ed9 v\u00e0 n\u1ed1i v\u00e0o v\u1ecb tr\u00ed c\u0169 tr\u00ean NST => g\u00e2y \u0111\u1ed9t bi\u1ebfn \u0111\u1ea3o \u0111o\u1ea1n<\/p>\n
Do NST nh\u00e2n \u0111\u00f4i nh\u01b0ng thoi ph\u00e2n b\u00e0o kh\u00f4ng h\u00ecnh th\u00e0nh => c\u01a1 ch\u1ebf g\u00e2y \u0111\u1ed9t bi\u1ebfn \u0111a b\u1ed9i<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 9:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00fang: 2,3<\/p>\n
B\u1ed9 m\u00e3 5\u2019 AUG 3\u2019 n\u1eb1m trong v\u00f9ng m\u00e3 h\u00f3a c\u1ee7a gen c\u1ea5u tr\u00fac \u2013 kh\u00f4ng n\u1eb1m trong v\u00f9ng v\u1eadn h\u00e0nh c\u1ee7a operon=> 5 sai<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 10:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c th\u00e0nh ph\u1ea7n tham gia v\u00e0o qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i ADN: 1,2,3,4<\/p>\n
Enzim c\u1eaft gi\u1edbi h\u1ea1n ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong k\u0129 thu\u1eadn di truy\u1ec1n \u2013 c\u00f4ng ngh\u1ec7 gen kh\u00f4ng s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i AND<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 11:L\u1eddi gi\u1ea3i<\/strong><\/p>\n30nm l\u00e0 \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a s\u1ee3i nhi\u1ec5m s\u1eafc \u2013 s\u1ee3i si\u00eau xo\u1eafn c\u00f3 k\u00edch th\u01b0\u1edbc l\u00e0 300 nm<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 12:L\u1eddi gi\u1ea3i<\/strong><\/p>\nT\u00ednh tr\u1ea1ng kh\u00f4ng kh\u00e1ng thu\u1ed1c n\u00e0y do gen ty th\u1ec3( gen t\u1ebf b\u00e0o ch\u1ea5t) quy \u0111\u1ecbnh, do \u0111\u00f3 di truy\u1ec1n theo quy lu\u1eadt di truy\u1ec1n t\u1ebf b\u00e0o ch\u1ea5t. N\u00f3 kh\u00f4ng do gen trong nh\u00e2n quy \u0111\u1ecbnh n\u00ean khi thay nh\u00e2n b\u1eb1ng nh\u00e2n kh\u00e1c c\u0169ng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn bi\u1ec3u hi\u1ec7n t\u00ednh tr\u1ea1ng => C sai , A sai<\/p>\n
T\u1ebf b\u00e0o ch\u1ea5t ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u cho c\u00e1c t\u1ebf b\u00e0o con. Do khi h\u00ecnh th\u00e0nh h\u1ee3p t\u1eed, t\u1ebf b\u00e0o ch\u1ea5t c\u1ee7a m\u1eb9 tham gia l\u00e0 ch\u1ee7 y\u1ebfu n\u00ean x\u00e1c su\u1ea5t con mang ki\u1ec3u h\u00ecnh do gen ty th\u1ec3 c\u1ee7a m\u1eb9 quy \u0111\u1ecbnh l\u00e0 cao nh\u1ea5t.<\/p>\n
N\u1ebfu con l\u1ea1i ch\u1ee9a c\u1ea3 gen kh\u00e1ng thu\u1ed1c v\u00e0 kh\u00f4ng kh\u00e1ng thu\u1ed1c( nh\u1eadn t\u1eeb c\u1ea3 b\u1ed1 v\u00e0 m\u1eb9), t\u1ee9c mang 2 lo\u1ea1i alen kh\u00e1c nhau v\u1ec1 t\u00ednh tr\u1ea1ng kh\u00e1ng thu\u1ed1c, th\u00ec con s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng thu\u1ed1c.Khi con ch\u1ec9 mang 1 lo\u1ea1i alen c\u1ee7a m\u1eb9 quy \u0111\u1ecbnh kh\u00f4ng kh\u00e1ng thu\u1ed1c, con s\u1ebd bi\u1ec3u hi\u1ec7n ki\u1ec3u h\u00ecnh kh\u00f4ng kh\u00e1ng thu\u1ed1c. => B \u0111\u00fang<\/p>\n
T\u00ednh tr\u1ea1ng kh\u00f4ng kh\u00e1ng thu\u1ed1c l\u00e0 t\u00ednh tr\u1ea1ng l\u1eb7n => D sai<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 13:L\u1eddi gi\u1ea3i<\/strong><\/p>\nKhi t\u1ea7n s\u1ed1 c\u00e1c alen c\u1ea3u gi\u1edbi \u0111\u1ef1c v\u00e0 gi\u1edbi c\u00e1i kh\u00e1c nhau, ph\u1ea3i m\u1ea5t m\u1ed9t th\u1ebf h\u1ec7 \u0111\u1ec3 c\u00e2n b\u1eb1ng t\u1ea7n s\u1ed1 alen \u1edf 2 gi\u1edbi r\u1ed3i m\u1ea5t 1 th\u1ebf h\u1ec7 n\u1eefa m\u1edbi \u0111\u1ea1t tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng, t\u1ee9c m\u1ea5t 2 th\u1ebf h\u1ec7<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 14:L\u1eddi gi\u1ea3i<\/strong><\/p>\n1 t\u1ebf b\u00e0o x\u1ea3y ra ho\u00e1n v\u1ecb s\u1ebd t\u1ea1o ra 4 lo\u1ea1i giao t\u1eed v\u1edbi t\u1ea7n s\u1ed1 b\u1eb1ng nhau<\/p>\n
T\u1ea7n s\u1ed1 giao t\u1eed \u0111\u01b0\u1ee3c t\u00ednh theo t\u1ea7n s\u1ed1 ho\u00e1n v\u1ecb ch\u1ec9 khi s\u1ed1 l\u01b0\u1ee3ng t\u1ebf b\u00e0o sinh tinh \u0111\u1ee7 l\u1edbn \u0111\u1ec3 t\u1ea1o \u0111\u1ee7 l\u1edbn s\u1ed1 l\u01b0\u1ee3ng giao t\u1eed ( \u00e1p d\u1ee5ng \u1edf m\u1ee9c c\u01a1 th\u1ec3 )<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 15:L\u1eddi gi\u1ea3i<\/strong><\/p>\nT\u00ednh tr\u1ea1ng v\u1eabn bi\u1ec3u hi\u1ec7n \u1edf c\u01a1 th\u1ec3 XX khi c\u1ea3 2 NST gi\u1edbi t\u00ednh X \u0111\u1ec1u mang gen l\u1eb7n n\u00e0y.<\/p>\n
T\u00ednh tr\u1ea1ng d\u1ec5 bi\u1ec3u hi\u1ec7n \u1edf c\u01a1 th\u1ec3 mang c\u1eb7p NST gi\u1edbi t\u00ednh XY<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m di truy\u1ec1n ch\u00e9o v\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a lai thu\u1eadn v\u00e0 ngh\u1ecbch l\u00e0 kh\u00e1c nhau .<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 16:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ec7nh di truy\u1ec1n ph\u00e2n t\u1eed l\u00e0 nh\u1eefng b\u1ec7nh ph\u00e1t sinh do bi\u1ebfn \u0111\u1ed5i c\u1ea5u tr\u00fac di truy\u1ec1n ph\u00e2n t\u1eed do sai h\u1ecfng s\u1ed1 l\u01b0\u1ee3ng ho\u1eb7c c\u1ea5u tr\u00fac NST ho\u1eb7c do sai h\u1ecfng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a gen<\/p>\n
M\u1ed9t s\u1ed1 b\u1ec7nh b\u1ec7nh t\u1eadt di truy\u1ec1n ph\u00e1t sinh trong \u0111\u1eddi s\u1ed1ng c\u1ee7a c\u00e1 th\u1ebf .=> B sai<\/p>\n
NST c\u00e0ng ch\u1ee9a nhi\u1ec1u gen th\u00ec c\u00e1 th\u1ec3 \u0111\u1ed9t bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng v\u1ec1 gen \u0111\u00f3 c\u00e0ng c\u00f3 s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng gen l\u1edbn => c\u00e0ng kh\u00f3 t\u1ed3n t\u1ea1i<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 17:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ea3n ch\u1ea5t quy lu\u1eadt ph\u00e2n li c\u1ee7a Men den l\u00e0 s\u1ef1 ph\u00e2n li \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a c\u1ee7a c\u00e1c c\u1eb7p NST t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 c\u00e1c giao t\u1eed trong qu\u00e1 tr\u00ecnh gi\u1ea3m ph\u00e2n => d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e2n li c\u1ee7a c\u00e1c c\u1eb7p alen => C sai<\/p>\n
\u0110\u00e1p \u00e1n C.<\/p>\n
C\u00e2u 18:L\u1eddi gi\u1ea3i<\/strong><\/p>\n\u1ede ADN kh\u00f4ng c\u00f3 b\u1ed9 ba \u0111\u1ed1i m\u00e3 c\u0169ng ch\u1eb3ng c\u00f3 b\u1ed9 ba m\u00e3 sao. N\u00f3 ch\u1ec9 l\u00e0 khu\u00f4n \u0111\u1ec3 t\u1ed5ng h\u1ee3p mARN, mARN n\u00e0y m\u1edbi mang b\u1ed9 ba \u0111\u1ed1i m\u00e3<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 19:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ec7nh \u0110ao: 2 NST s\u1ed1 21<\/p>\n
H\u1ed9i ch\u1ee9ng Claiphento : NST gi\u1edbi t\u00ednh XXY<\/p>\n
B\u1ec7nh ung th\u01b0 m\u00e1u: m\u1ea5t \u0111o\u1ea1n NST s\u1ed1 21<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 20:L\u1eddi gi\u1ea3i<\/strong><\/p>\nGen b\u1eaft \u0111\u1ea7u phi\u00ean m\u00e3 t\u1eeb \u0111\u1ea7u 3\u2019 v\u00e0 mARN t\u1ea1o ra b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u1ea7u 5\u2019<\/p>\n
\u0110o\u1ea1n ph\u00e2n t\u1eed mARN \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p t\u1eeb \u0111o\u1ea1n m\u1ea1ch g\u1ed1c c\u1ee7a gen tr\u00ean c\u00f3 tr\u00ecnh t\u1ef1 nucleotit<\/p>\n
t\u01b0\u01a1ng \u1ee9ng l\u00e0: 5\u2019GAAGXXUUUAAGUAX3\u2019<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
Xem to\u00e0n b\u1ed9 \u0111\u00e1p \u00e1n t\u1ea1i \u0111\u00e2y: http:\/\/tuyensinh247.com\/khoa-98-de-thi-thu-thptqg-2016-mon-sinh-hoc-co-loi-giai-chi-tiet-k159.html<\/p>\n<\/p>\n
T\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh tr\u01b0\u1eddng THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1 t\u1ec9nh Ngh\u1ec7 An t\u1ed5 ch\u1ee9c thi th\u1eed cho h\u1ecdc sinh kh\u1ed1i 12, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft c\u00e1c em tham kh\u1ea3o b\u00ean d\u01b0\u1edbi: Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[129],"tags":[],"yoast_head":"\n
\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh - THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-2016-mon-sinh-thpt-quynh-luu-lan-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh - THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1\" \/>\n<meta property=\"og:description\" content=\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh tr\u01b0\u1eddng THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1 t\u1ec9nh Ngh\u1ec7 An t\u1ed5 ch\u1ee9c thi th\u1eed cho h\u1ecdc sinh kh\u1ed1i 12, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft c\u00e1c em tham kh\u1ea3o b\u00ean d\u01b0\u1edbi: Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-2016-mon-sinh-thpt-quynh-luu-lan-1\/\" \/>\n<meta property=\"og:site_name\" content=\"Lop12.edu.vn - 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Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh<\/p>\n<\/div>\n
\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh – THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1<\/strong><\/h4>\n<\/strong><\/p>\n\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh – THPT Qu\u1ef3nh L\u01b0u l\u1ea7n <\/strong><\/h4>\nC\u00e2u 1:L\u1eddi gi\u1ea3i<\/strong><\/h4>\nC\u00e1c ph\u00e1t bi\u1ec3u \u0111\u00fang: 1,5,6<\/p>\n
T\u00ednh tr\u1ea1ng s\u1ed1 l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng r\u1ed9ng c\u00f2n t\u00ednh tr\u1ea1ng ch\u1ea5t l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng h\u1eb9p => 1 \u0111\u00fang<\/p>\n
Trong ki\u1ec3u gen c\u1ee7a c\u01a1 th\u1ec3 d\u1ecb h\u1ee3p , c\u00e1c gen th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng kh\u00e1c nhau => 2 sai<\/p>\n
\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ee9c ph\u1ea3n \u1ee9ng c\u1ee7a 1 ki\u1ec3u gen \u1edf c\u00e2y tr\u1ed3ng, ng\u01b0\u1eddi ta t\u1ea1o nhi\u1ec1u c\u00e2y c\u00f3 ki\u1ec3u gen gi\u1ed1ng nhau r\u1ed3i \u0111em tr\u1ed3ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau => 3 sai .<\/p>\n
3 \u2013 ch\u1ec9 c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c c\u01a1 th\u1ec3 c\u00f3 ki\u1ec3u gen gi\u1ed1ng nhau , kh\u00f4ng th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1edbc m\u1ee9c ph\u1ea3n \u1ee9ng .<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng c\u00e0ng h\u1eb9p th\u00ec s\u1ef1 bi\u1ec3u hi\u1ec7n c\u1ee7a t\u00ednh tr\u1ea1ng c\u00e0ng \u00edt ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng=> 4 sai<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng l\u00e0 gi\u1edbi h\u1ea1n th\u01b0\u1eddng bi\u1ebfn c\u1ee7a m\u1ed9t ki\u1ec3u gen tr\u01b0\u1edbc \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng => 5 \u0111\u00fang<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng do ki\u1ec3u gen quy \u0111\u1ecbnh n\u00ean di truy\u1ec1n \u0111\u01b0\u1ee3c=> 6 \u0111\u00fang<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 2:L\u1eddi gi\u1ea3i<\/strong><\/p>\n\u0110\u1ed9t bi\u1ebfn gen x\u1ea3y ra \u1edf v\u1ecb tr\u00ed v\u00f9ng kh\u1edfi \u0111\u1ed9ng l\u00e0m cho qu\u00e1 tr\u00ecnh phi\u00ean m\u00e3 kh\u00f4ng \u0111\u01b0\u1ee3c di\u1ec5n ra => kh\u00f4ng x\u1ea3y ra qu\u00e1 tr\u00ecnh d\u1ecbch m\u00e3 => 1 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra d\u00f9 kh\u00f4ng c\u00f3 t\u00e1c nh\u00e2n g\u00e2y \u0111\u1ed9t bi\u1ebfn do hi\u1ec7n t\u01b0\u1ee3ng c\u00e1c nucleotit d\u1ea1ng hi\u1ebfm b\u1eaft nh\u1ea7m c\u1eb7p => 2 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen c\u00f3 th\u1ec3 c\u00f3 l\u1ee3i c\u00f3 h\u1ea1i ho\u1eb7c trung t\u00ednh t\u00f9y thu\u1ed9c v\u00e0o t\u1ed5 h\u1ee3p gen v\u00e0 m\u00f4i tr\u01b0\u1eddng => 3 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen cung c\u1ea5p nguy\u00ean li\u1ec7u s\u01a1 c\u1ea5p cho qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a=> 4 \u0111\u00fang<\/p>\n
C\u00e1c k\u1ebft lu\u1eadn \u0111\u00fang:1, 2,3,4<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 3:L\u1eddi gi\u1ea3i<\/strong><\/p>\nTh\u1ec3 truy\u1ec1n c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m sau :<\/p>\n
– Mang \u0111\u01b0\u1ee3c gen c\u1ea7n chuy\u1ec3n<\/p>\n
– T\u1ed3n t\u1ea1i \u0111\u1ed9c l\u1eadp v\u00e0 t\u1ef1 nh\u00e2n \u0111\u00f4i trong t\u1ebf b\u00e0o nh\u00e2n<\/p>\n
– C\u00f3 th\u1ec3 c\u00e0i gen c\u1ea7n chuy\u1ec3n v\u00e0o b\u1ed9 gen c\u1ee7a t\u1ebf b\u00e0o nh\u1eadn<\/p>\n
Th\u1ec3 truy\u1ec1n kh\u00f4ng \u1ee9c ch\u1ebf gen c\u1ee7a t\u1ebf b\u00e0o nh\u1eadn khi c\u1ea7n bi\u1ec3u hi\u1ec7n t\u00ednh tr\u1ea1ng n\u00f3<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 4:L\u1eddi gi\u1ea3i<\/strong><\/p>\nL\u1eb7p \u0111o\u1ea1n NST l\u00e0m c\u00e1c gen kh\u00e1c nhau xa nhau h\u01a1n<\/p>\n
\u0110\u1ed9t bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng NST( th\u1ec3 ba nhi\u1ec5m, th\u1ec3 t\u1ee9 b\u1ed9i) kh\u00f4ng \u1ea3nh h\u01b0\u1edfng v\u1ecb tr\u00ed c\u00e1c gen tr\u00ean NST<\/p>\n
C\u00e1c lo\u1ea1i \u0111\u1ed9t bi\u1ebfn l\u00e0m 2 gen n\u00e0o \u0111\u00f3 trong h\u1ec7 gen g\u1ea7n nhau h\u01a1n: 1,4,5,7<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 5:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c gi\u1ed1ng ng\u00f4 lai, l\u00faa lai n\u00e0y th\u01b0\u1eddng l\u00e0 c\u00e1c gi\u1ed1ng t\u1ea1o ra c\u00f3 \u01b0u th\u1ebf lai cao. Con lai n\u00e0y khi \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m gi\u1ed1ng s\u1ebd x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng tho\u00e1i h\u00f3a, t\u0103ng t\u1ef7 l\u1ec7 \u0111\u1ed3ng h\u1ee3p, gi\u1ea3m t\u1ef7 l\u1ec7 d\u1ecb h\u1ee3p, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho nh\u1eefng t\u00ednh tr\u1ea1ng x\u1ea5u bi\u1ec3u hi\u1ec7n l\u00e0m gi\u1ea3m n\u0103ng su\u1ea5t. Do \u0111\u00f3 kh\u00f4ng n\u00ean t\u1ef1 \u0111\u1ec3 gi\u1ed1ng m\u00e0 n\u00ean mua gi\u1ed1ng m\u1edbi \u0111\u1ec3 tr\u1ed3ng cho v\u1ee5 sau<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 6:L\u1eddi gi\u1ea3i<\/strong><\/p>\nV\u00f9ng kh\u1edfi \u0111\u1ed9ng ( promoter) l\u00e0 v\u00f9ng g\u1eafn v\u00e0o c\u1ee7a ARN pol \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng qu\u00e1 tr\u00ecnh phi\u00ean m\u00e3 c\u1ee7a c\u00e1c gen c\u1ea5u tr\u00fac<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 7:L\u1eddi gi\u1ea3i<\/strong><\/p>\nGen => ARN => protein<\/p>\n
Do \u0111\u00f3, gen sai h\u1ecfng d\u1eabn \u0111\u1ebfn ARN b\u1ecb bi\u1ebfn \u0111\u1ed5i v\u00e0 protein c\u0169ng c\u00f3 th\u1ec3 b\u1ecb sai h\u1ecfng theo. Th\u00f4ng qua qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i ADN, ch\u00ednh gen sai h\u1ecfng \u0111\u00f3 c\u0169ng \u0111\u01b0\u1ee3c nh\u00e2n l\u00ean,c\u00f3 th\u1ec3 coi gen c\u0169ng l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a gen qua nh\u00e2n \u0111\u00f4i<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 8:L\u1eddi gi\u1ea3i<\/strong><\/p>\nTrao \u0111\u1ed5i ch\u00e9o kh\u00f4ng c\u00e2n \u1edf k\u00ec \u0111\u1ea7u 1 => \u0111\u1ed9t bi\u1ebfn m\u1ea5t \u0111o\u1ea1n v\u00e0 l\u1eb7p \u0111o\u1ea1n<\/p>\n
T\u00e1c nh\u00e2n \u0111\u1ed9t bi\u1ebfn t\u00e1c \u0111\u1ed9ng g\u00e2y \u0111\u1ee9t, g\u00e3y NST trong ph\u00e2n b\u00e0o => m\u1ea5t \u0111o\u1ea1n, chuy\u1ec3n \u0111o\u1ea1n,…<\/p>\n
M\u1ed9t \u0111o\u1ea1n NST b\u1ecb \u0111\u1ee9t v\u00e0 quay 180 \u0111\u1ed9 v\u00e0 n\u1ed1i v\u00e0o v\u1ecb tr\u00ed c\u0169 tr\u00ean NST => g\u00e2y \u0111\u1ed9t bi\u1ebfn \u0111\u1ea3o \u0111o\u1ea1n<\/p>\n
Do NST nh\u00e2n \u0111\u00f4i nh\u01b0ng thoi ph\u00e2n b\u00e0o kh\u00f4ng h\u00ecnh th\u00e0nh => c\u01a1 ch\u1ebf g\u00e2y \u0111\u1ed9t bi\u1ebfn \u0111a b\u1ed9i<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 9:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00fang: 2,3<\/p>\n
B\u1ed9 m\u00e3 5\u2019 AUG 3\u2019 n\u1eb1m trong v\u00f9ng m\u00e3 h\u00f3a c\u1ee7a gen c\u1ea5u tr\u00fac \u2013 kh\u00f4ng n\u1eb1m trong v\u00f9ng v\u1eadn h\u00e0nh c\u1ee7a operon=> 5 sai<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 10:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c th\u00e0nh ph\u1ea7n tham gia v\u00e0o qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i ADN: 1,2,3,4<\/p>\n
Enzim c\u1eaft gi\u1edbi h\u1ea1n ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong k\u0129 thu\u1eadn di truy\u1ec1n \u2013 c\u00f4ng ngh\u1ec7 gen kh\u00f4ng s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i AND<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 11:L\u1eddi gi\u1ea3i<\/strong><\/p>\n30nm l\u00e0 \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a s\u1ee3i nhi\u1ec5m s\u1eafc \u2013 s\u1ee3i si\u00eau xo\u1eafn c\u00f3 k\u00edch th\u01b0\u1edbc l\u00e0 300 nm<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 12:L\u1eddi gi\u1ea3i<\/strong><\/p>\nT\u00ednh tr\u1ea1ng kh\u00f4ng kh\u00e1ng thu\u1ed1c n\u00e0y do gen ty th\u1ec3( gen t\u1ebf b\u00e0o ch\u1ea5t) quy \u0111\u1ecbnh, do \u0111\u00f3 di truy\u1ec1n theo quy lu\u1eadt di truy\u1ec1n t\u1ebf b\u00e0o ch\u1ea5t. N\u00f3 kh\u00f4ng do gen trong nh\u00e2n quy \u0111\u1ecbnh n\u00ean khi thay nh\u00e2n b\u1eb1ng nh\u00e2n kh\u00e1c c\u0169ng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn bi\u1ec3u hi\u1ec7n t\u00ednh tr\u1ea1ng => C sai , A sai<\/p>\n
T\u1ebf b\u00e0o ch\u1ea5t ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u cho c\u00e1c t\u1ebf b\u00e0o con. Do khi h\u00ecnh th\u00e0nh h\u1ee3p t\u1eed, t\u1ebf b\u00e0o ch\u1ea5t c\u1ee7a m\u1eb9 tham gia l\u00e0 ch\u1ee7 y\u1ebfu n\u00ean x\u00e1c su\u1ea5t con mang ki\u1ec3u h\u00ecnh do gen ty th\u1ec3 c\u1ee7a m\u1eb9 quy \u0111\u1ecbnh l\u00e0 cao nh\u1ea5t.<\/p>\n
N\u1ebfu con l\u1ea1i ch\u1ee9a c\u1ea3 gen kh\u00e1ng thu\u1ed1c v\u00e0 kh\u00f4ng kh\u00e1ng thu\u1ed1c( nh\u1eadn t\u1eeb c\u1ea3 b\u1ed1 v\u00e0 m\u1eb9), t\u1ee9c mang 2 lo\u1ea1i alen kh\u00e1c nhau v\u1ec1 t\u00ednh tr\u1ea1ng kh\u00e1ng thu\u1ed1c, th\u00ec con s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng thu\u1ed1c.Khi con ch\u1ec9 mang 1 lo\u1ea1i alen c\u1ee7a m\u1eb9 quy \u0111\u1ecbnh kh\u00f4ng kh\u00e1ng thu\u1ed1c, con s\u1ebd bi\u1ec3u hi\u1ec7n ki\u1ec3u h\u00ecnh kh\u00f4ng kh\u00e1ng thu\u1ed1c. => B \u0111\u00fang<\/p>\n
T\u00ednh tr\u1ea1ng kh\u00f4ng kh\u00e1ng thu\u1ed1c l\u00e0 t\u00ednh tr\u1ea1ng l\u1eb7n => D sai<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 13:L\u1eddi gi\u1ea3i<\/strong><\/p>\nKhi t\u1ea7n s\u1ed1 c\u00e1c alen c\u1ea3u gi\u1edbi \u0111\u1ef1c v\u00e0 gi\u1edbi c\u00e1i kh\u00e1c nhau, ph\u1ea3i m\u1ea5t m\u1ed9t th\u1ebf h\u1ec7 \u0111\u1ec3 c\u00e2n b\u1eb1ng t\u1ea7n s\u1ed1 alen \u1edf 2 gi\u1edbi r\u1ed3i m\u1ea5t 1 th\u1ebf h\u1ec7 n\u1eefa m\u1edbi \u0111\u1ea1t tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng, t\u1ee9c m\u1ea5t 2 th\u1ebf h\u1ec7<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 14:L\u1eddi gi\u1ea3i<\/strong><\/p>\n1 t\u1ebf b\u00e0o x\u1ea3y ra ho\u00e1n v\u1ecb s\u1ebd t\u1ea1o ra 4 lo\u1ea1i giao t\u1eed v\u1edbi t\u1ea7n s\u1ed1 b\u1eb1ng nhau<\/p>\n
T\u1ea7n s\u1ed1 giao t\u1eed \u0111\u01b0\u1ee3c t\u00ednh theo t\u1ea7n s\u1ed1 ho\u00e1n v\u1ecb ch\u1ec9 khi s\u1ed1 l\u01b0\u1ee3ng t\u1ebf b\u00e0o sinh tinh \u0111\u1ee7 l\u1edbn \u0111\u1ec3 t\u1ea1o \u0111\u1ee7 l\u1edbn s\u1ed1 l\u01b0\u1ee3ng giao t\u1eed ( \u00e1p d\u1ee5ng \u1edf m\u1ee9c c\u01a1 th\u1ec3 )<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 15:L\u1eddi gi\u1ea3i<\/strong><\/p>\nT\u00ednh tr\u1ea1ng v\u1eabn bi\u1ec3u hi\u1ec7n \u1edf c\u01a1 th\u1ec3 XX khi c\u1ea3 2 NST gi\u1edbi t\u00ednh X \u0111\u1ec1u mang gen l\u1eb7n n\u00e0y.<\/p>\n
T\u00ednh tr\u1ea1ng d\u1ec5 bi\u1ec3u hi\u1ec7n \u1edf c\u01a1 th\u1ec3 mang c\u1eb7p NST gi\u1edbi t\u00ednh XY<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m di truy\u1ec1n ch\u00e9o v\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a lai thu\u1eadn v\u00e0 ngh\u1ecbch l\u00e0 kh\u00e1c nhau .<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 16:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ec7nh di truy\u1ec1n ph\u00e2n t\u1eed l\u00e0 nh\u1eefng b\u1ec7nh ph\u00e1t sinh do bi\u1ebfn \u0111\u1ed5i c\u1ea5u tr\u00fac di truy\u1ec1n ph\u00e2n t\u1eed do sai h\u1ecfng s\u1ed1 l\u01b0\u1ee3ng ho\u1eb7c c\u1ea5u tr\u00fac NST ho\u1eb7c do sai h\u1ecfng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a gen<\/p>\n
M\u1ed9t s\u1ed1 b\u1ec7nh b\u1ec7nh t\u1eadt di truy\u1ec1n ph\u00e1t sinh trong \u0111\u1eddi s\u1ed1ng c\u1ee7a c\u00e1 th\u1ebf .=> B sai<\/p>\n
NST c\u00e0ng ch\u1ee9a nhi\u1ec1u gen th\u00ec c\u00e1 th\u1ec3 \u0111\u1ed9t bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng v\u1ec1 gen \u0111\u00f3 c\u00e0ng c\u00f3 s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng gen l\u1edbn => c\u00e0ng kh\u00f3 t\u1ed3n t\u1ea1i<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 17:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ea3n ch\u1ea5t quy lu\u1eadt ph\u00e2n li c\u1ee7a Men den l\u00e0 s\u1ef1 ph\u00e2n li \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a c\u1ee7a c\u00e1c c\u1eb7p NST t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 c\u00e1c giao t\u1eed trong qu\u00e1 tr\u00ecnh gi\u1ea3m ph\u00e2n => d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e2n li c\u1ee7a c\u00e1c c\u1eb7p alen => C sai<\/p>\n
\u0110\u00e1p \u00e1n C.<\/p>\n
C\u00e2u 18:L\u1eddi gi\u1ea3i<\/strong><\/p>\n\u1ede ADN kh\u00f4ng c\u00f3 b\u1ed9 ba \u0111\u1ed1i m\u00e3 c\u0169ng ch\u1eb3ng c\u00f3 b\u1ed9 ba m\u00e3 sao. N\u00f3 ch\u1ec9 l\u00e0 khu\u00f4n \u0111\u1ec3 t\u1ed5ng h\u1ee3p mARN, mARN n\u00e0y m\u1edbi mang b\u1ed9 ba \u0111\u1ed1i m\u00e3<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 19:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ec7nh \u0110ao: 2 NST s\u1ed1 21<\/p>\n
H\u1ed9i ch\u1ee9ng Claiphento : NST gi\u1edbi t\u00ednh XXY<\/p>\n
B\u1ec7nh ung th\u01b0 m\u00e1u: m\u1ea5t \u0111o\u1ea1n NST s\u1ed1 21<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 20:L\u1eddi gi\u1ea3i<\/strong><\/p>\nGen b\u1eaft \u0111\u1ea7u phi\u00ean m\u00e3 t\u1eeb \u0111\u1ea7u 3\u2019 v\u00e0 mARN t\u1ea1o ra b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u1ea7u 5\u2019<\/p>\n
\u0110o\u1ea1n ph\u00e2n t\u1eed mARN \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p t\u1eeb \u0111o\u1ea1n m\u1ea1ch g\u1ed1c c\u1ee7a gen tr\u00ean c\u00f3 tr\u00ecnh t\u1ef1 nucleotit<\/p>\n
t\u01b0\u01a1ng \u1ee9ng l\u00e0: 5\u2019GAAGXXUUUAAGUAX3\u2019<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
Xem to\u00e0n b\u1ed9 \u0111\u00e1p \u00e1n t\u1ea1i \u0111\u00e2y: http:\/\/tuyensinh247.com\/khoa-98-de-thi-thu-thptqg-2016-mon-sinh-hoc-co-loi-giai-chi-tiet-k159.html<\/p>\n<\/p>\n
T\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh tr\u01b0\u1eddng THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1 t\u1ec9nh Ngh\u1ec7 An t\u1ed5 ch\u1ee9c thi th\u1eed cho h\u1ecdc sinh kh\u1ed1i 12, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft c\u00e1c em tham kh\u1ea3o b\u00ean d\u01b0\u1edbi: Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[129],"tags":[],"yoast_head":"\n
\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh - THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-2016-mon-sinh-thpt-quynh-luu-lan-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh - THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1\" \/>\n<meta property=\"og:description\" content=\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh tr\u01b0\u1eddng THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1 t\u1ec9nh Ngh\u1ec7 An t\u1ed5 ch\u1ee9c thi th\u1eed cho h\u1ecdc sinh kh\u1ed1i 12, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft c\u00e1c em tham kh\u1ea3o b\u00ean d\u01b0\u1edbi: Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-2016-mon-sinh-thpt-quynh-luu-lan-1\/\" \/>\n<meta property=\"og:site_name\" content=\"Lop12.edu.vn - 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<\/strong><\/p>\n\u0110\u00e1p \u00e1n \u0111\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh – THPT Qu\u1ef3nh L\u01b0u l\u1ea7n <\/strong><\/h4>\nC\u00e2u 1:L\u1eddi gi\u1ea3i<\/strong><\/h4>\nC\u00e1c ph\u00e1t bi\u1ec3u \u0111\u00fang: 1,5,6<\/p>\n
T\u00ednh tr\u1ea1ng s\u1ed1 l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng r\u1ed9ng c\u00f2n t\u00ednh tr\u1ea1ng ch\u1ea5t l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng h\u1eb9p => 1 \u0111\u00fang<\/p>\n
Trong ki\u1ec3u gen c\u1ee7a c\u01a1 th\u1ec3 d\u1ecb h\u1ee3p , c\u00e1c gen th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng kh\u00e1c nhau => 2 sai<\/p>\n
\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ee9c ph\u1ea3n \u1ee9ng c\u1ee7a 1 ki\u1ec3u gen \u1edf c\u00e2y tr\u1ed3ng, ng\u01b0\u1eddi ta t\u1ea1o nhi\u1ec1u c\u00e2y c\u00f3 ki\u1ec3u gen gi\u1ed1ng nhau r\u1ed3i \u0111em tr\u1ed3ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau => 3 sai .<\/p>\n
3 \u2013 ch\u1ec9 c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c c\u01a1 th\u1ec3 c\u00f3 ki\u1ec3u gen gi\u1ed1ng nhau , kh\u00f4ng th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1edbc m\u1ee9c ph\u1ea3n \u1ee9ng .<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng c\u00e0ng h\u1eb9p th\u00ec s\u1ef1 bi\u1ec3u hi\u1ec7n c\u1ee7a t\u00ednh tr\u1ea1ng c\u00e0ng \u00edt ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng=> 4 sai<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng l\u00e0 gi\u1edbi h\u1ea1n th\u01b0\u1eddng bi\u1ebfn c\u1ee7a m\u1ed9t ki\u1ec3u gen tr\u01b0\u1edbc \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng => 5 \u0111\u00fang<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng do ki\u1ec3u gen quy \u0111\u1ecbnh n\u00ean di truy\u1ec1n \u0111\u01b0\u1ee3c=> 6 \u0111\u00fang<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 2:L\u1eddi gi\u1ea3i<\/strong><\/p>\n\u0110\u1ed9t bi\u1ebfn gen x\u1ea3y ra \u1edf v\u1ecb tr\u00ed v\u00f9ng kh\u1edfi \u0111\u1ed9ng l\u00e0m cho qu\u00e1 tr\u00ecnh phi\u00ean m\u00e3 kh\u00f4ng \u0111\u01b0\u1ee3c di\u1ec5n ra => kh\u00f4ng x\u1ea3y ra qu\u00e1 tr\u00ecnh d\u1ecbch m\u00e3 => 1 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra d\u00f9 kh\u00f4ng c\u00f3 t\u00e1c nh\u00e2n g\u00e2y \u0111\u1ed9t bi\u1ebfn do hi\u1ec7n t\u01b0\u1ee3ng c\u00e1c nucleotit d\u1ea1ng hi\u1ebfm b\u1eaft nh\u1ea7m c\u1eb7p => 2 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen c\u00f3 th\u1ec3 c\u00f3 l\u1ee3i c\u00f3 h\u1ea1i ho\u1eb7c trung t\u00ednh t\u00f9y thu\u1ed9c v\u00e0o t\u1ed5 h\u1ee3p gen v\u00e0 m\u00f4i tr\u01b0\u1eddng => 3 \u0111\u00fang<\/p>\n
\u0110\u1ed9t bi\u1ebfn gen cung c\u1ea5p nguy\u00ean li\u1ec7u s\u01a1 c\u1ea5p cho qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a=> 4 \u0111\u00fang<\/p>\n
C\u00e1c k\u1ebft lu\u1eadn \u0111\u00fang:1, 2,3,4<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 3:L\u1eddi gi\u1ea3i<\/strong><\/p>\nTh\u1ec3 truy\u1ec1n c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m sau :<\/p>\n
– Mang \u0111\u01b0\u1ee3c gen c\u1ea7n chuy\u1ec3n<\/p>\n
– T\u1ed3n t\u1ea1i \u0111\u1ed9c l\u1eadp v\u00e0 t\u1ef1 nh\u00e2n \u0111\u00f4i trong t\u1ebf b\u00e0o nh\u00e2n<\/p>\n
– C\u00f3 th\u1ec3 c\u00e0i gen c\u1ea7n chuy\u1ec3n v\u00e0o b\u1ed9 gen c\u1ee7a t\u1ebf b\u00e0o nh\u1eadn<\/p>\n
Th\u1ec3 truy\u1ec1n kh\u00f4ng \u1ee9c ch\u1ebf gen c\u1ee7a t\u1ebf b\u00e0o nh\u1eadn khi c\u1ea7n bi\u1ec3u hi\u1ec7n t\u00ednh tr\u1ea1ng n\u00f3<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 4:L\u1eddi gi\u1ea3i<\/strong><\/p>\nL\u1eb7p \u0111o\u1ea1n NST l\u00e0m c\u00e1c gen kh\u00e1c nhau xa nhau h\u01a1n<\/p>\n
\u0110\u1ed9t bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng NST( th\u1ec3 ba nhi\u1ec5m, th\u1ec3 t\u1ee9 b\u1ed9i) kh\u00f4ng \u1ea3nh h\u01b0\u1edfng v\u1ecb tr\u00ed c\u00e1c gen tr\u00ean NST<\/p>\n
C\u00e1c lo\u1ea1i \u0111\u1ed9t bi\u1ebfn l\u00e0m 2 gen n\u00e0o \u0111\u00f3 trong h\u1ec7 gen g\u1ea7n nhau h\u01a1n: 1,4,5,7<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 5:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c gi\u1ed1ng ng\u00f4 lai, l\u00faa lai n\u00e0y th\u01b0\u1eddng l\u00e0 c\u00e1c gi\u1ed1ng t\u1ea1o ra c\u00f3 \u01b0u th\u1ebf lai cao. Con lai n\u00e0y khi \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m gi\u1ed1ng s\u1ebd x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng tho\u00e1i h\u00f3a, t\u0103ng t\u1ef7 l\u1ec7 \u0111\u1ed3ng h\u1ee3p, gi\u1ea3m t\u1ef7 l\u1ec7 d\u1ecb h\u1ee3p, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho nh\u1eefng t\u00ednh tr\u1ea1ng x\u1ea5u bi\u1ec3u hi\u1ec7n l\u00e0m gi\u1ea3m n\u0103ng su\u1ea5t. Do \u0111\u00f3 kh\u00f4ng n\u00ean t\u1ef1 \u0111\u1ec3 gi\u1ed1ng m\u00e0 n\u00ean mua gi\u1ed1ng m\u1edbi \u0111\u1ec3 tr\u1ed3ng cho v\u1ee5 sau<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 6:L\u1eddi gi\u1ea3i<\/strong><\/p>\nV\u00f9ng kh\u1edfi \u0111\u1ed9ng ( promoter) l\u00e0 v\u00f9ng g\u1eafn v\u00e0o c\u1ee7a ARN pol \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng qu\u00e1 tr\u00ecnh phi\u00ean m\u00e3 c\u1ee7a c\u00e1c gen c\u1ea5u tr\u00fac<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 7:L\u1eddi gi\u1ea3i<\/strong><\/p>\nGen => ARN => protein<\/p>\n
Do \u0111\u00f3, gen sai h\u1ecfng d\u1eabn \u0111\u1ebfn ARN b\u1ecb bi\u1ebfn \u0111\u1ed5i v\u00e0 protein c\u0169ng c\u00f3 th\u1ec3 b\u1ecb sai h\u1ecfng theo. Th\u00f4ng qua qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i ADN, ch\u00ednh gen sai h\u1ecfng \u0111\u00f3 c\u0169ng \u0111\u01b0\u1ee3c nh\u00e2n l\u00ean,c\u00f3 th\u1ec3 coi gen c\u0169ng l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a gen qua nh\u00e2n \u0111\u00f4i<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 8:L\u1eddi gi\u1ea3i<\/strong><\/p>\nTrao \u0111\u1ed5i ch\u00e9o kh\u00f4ng c\u00e2n \u1edf k\u00ec \u0111\u1ea7u 1 => \u0111\u1ed9t bi\u1ebfn m\u1ea5t \u0111o\u1ea1n v\u00e0 l\u1eb7p \u0111o\u1ea1n<\/p>\n
T\u00e1c nh\u00e2n \u0111\u1ed9t bi\u1ebfn t\u00e1c \u0111\u1ed9ng g\u00e2y \u0111\u1ee9t, g\u00e3y NST trong ph\u00e2n b\u00e0o => m\u1ea5t \u0111o\u1ea1n, chuy\u1ec3n \u0111o\u1ea1n,…<\/p>\n
M\u1ed9t \u0111o\u1ea1n NST b\u1ecb \u0111\u1ee9t v\u00e0 quay 180 \u0111\u1ed9 v\u00e0 n\u1ed1i v\u00e0o v\u1ecb tr\u00ed c\u0169 tr\u00ean NST => g\u00e2y \u0111\u1ed9t bi\u1ebfn \u0111\u1ea3o \u0111o\u1ea1n<\/p>\n
Do NST nh\u00e2n \u0111\u00f4i nh\u01b0ng thoi ph\u00e2n b\u00e0o kh\u00f4ng h\u00ecnh th\u00e0nh => c\u01a1 ch\u1ebf g\u00e2y \u0111\u1ed9t bi\u1ebfn \u0111a b\u1ed9i<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 9:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00fang: 2,3<\/p>\n
B\u1ed9 m\u00e3 5\u2019 AUG 3\u2019 n\u1eb1m trong v\u00f9ng m\u00e3 h\u00f3a c\u1ee7a gen c\u1ea5u tr\u00fac \u2013 kh\u00f4ng n\u1eb1m trong v\u00f9ng v\u1eadn h\u00e0nh c\u1ee7a operon=> 5 sai<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 10:L\u1eddi gi\u1ea3i<\/strong><\/p>\nC\u00e1c th\u00e0nh ph\u1ea7n tham gia v\u00e0o qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i ADN: 1,2,3,4<\/p>\n
Enzim c\u1eaft gi\u1edbi h\u1ea1n ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong k\u0129 thu\u1eadn di truy\u1ec1n \u2013 c\u00f4ng ngh\u1ec7 gen kh\u00f4ng s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i AND<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 11:L\u1eddi gi\u1ea3i<\/strong><\/p>\n30nm l\u00e0 \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a s\u1ee3i nhi\u1ec5m s\u1eafc \u2013 s\u1ee3i si\u00eau xo\u1eafn c\u00f3 k\u00edch th\u01b0\u1edbc l\u00e0 300 nm<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 12:L\u1eddi gi\u1ea3i<\/strong><\/p>\nT\u00ednh tr\u1ea1ng kh\u00f4ng kh\u00e1ng thu\u1ed1c n\u00e0y do gen ty th\u1ec3( gen t\u1ebf b\u00e0o ch\u1ea5t) quy \u0111\u1ecbnh, do \u0111\u00f3 di truy\u1ec1n theo quy lu\u1eadt di truy\u1ec1n t\u1ebf b\u00e0o ch\u1ea5t. N\u00f3 kh\u00f4ng do gen trong nh\u00e2n quy \u0111\u1ecbnh n\u00ean khi thay nh\u00e2n b\u1eb1ng nh\u00e2n kh\u00e1c c\u0169ng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn bi\u1ec3u hi\u1ec7n t\u00ednh tr\u1ea1ng => C sai , A sai<\/p>\n
T\u1ebf b\u00e0o ch\u1ea5t ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u cho c\u00e1c t\u1ebf b\u00e0o con. Do khi h\u00ecnh th\u00e0nh h\u1ee3p t\u1eed, t\u1ebf b\u00e0o ch\u1ea5t c\u1ee7a m\u1eb9 tham gia l\u00e0 ch\u1ee7 y\u1ebfu n\u00ean x\u00e1c su\u1ea5t con mang ki\u1ec3u h\u00ecnh do gen ty th\u1ec3 c\u1ee7a m\u1eb9 quy \u0111\u1ecbnh l\u00e0 cao nh\u1ea5t.<\/p>\n
N\u1ebfu con l\u1ea1i ch\u1ee9a c\u1ea3 gen kh\u00e1ng thu\u1ed1c v\u00e0 kh\u00f4ng kh\u00e1ng thu\u1ed1c( nh\u1eadn t\u1eeb c\u1ea3 b\u1ed1 v\u00e0 m\u1eb9), t\u1ee9c mang 2 lo\u1ea1i alen kh\u00e1c nhau v\u1ec1 t\u00ednh tr\u1ea1ng kh\u00e1ng thu\u1ed1c, th\u00ec con s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng thu\u1ed1c.Khi con ch\u1ec9 mang 1 lo\u1ea1i alen c\u1ee7a m\u1eb9 quy \u0111\u1ecbnh kh\u00f4ng kh\u00e1ng thu\u1ed1c, con s\u1ebd bi\u1ec3u hi\u1ec7n ki\u1ec3u h\u00ecnh kh\u00f4ng kh\u00e1ng thu\u1ed1c. => B \u0111\u00fang<\/p>\n
T\u00ednh tr\u1ea1ng kh\u00f4ng kh\u00e1ng thu\u1ed1c l\u00e0 t\u00ednh tr\u1ea1ng l\u1eb7n => D sai<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 13:L\u1eddi gi\u1ea3i<\/strong><\/p>\nKhi t\u1ea7n s\u1ed1 c\u00e1c alen c\u1ea3u gi\u1edbi \u0111\u1ef1c v\u00e0 gi\u1edbi c\u00e1i kh\u00e1c nhau, ph\u1ea3i m\u1ea5t m\u1ed9t th\u1ebf h\u1ec7 \u0111\u1ec3 c\u00e2n b\u1eb1ng t\u1ea7n s\u1ed1 alen \u1edf 2 gi\u1edbi r\u1ed3i m\u1ea5t 1 th\u1ebf h\u1ec7 n\u1eefa m\u1edbi \u0111\u1ea1t tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng, t\u1ee9c m\u1ea5t 2 th\u1ebf h\u1ec7<\/p>\n
\u0110\u00e1p \u00e1n D<\/p>\n
C\u00e2u 14:L\u1eddi gi\u1ea3i<\/strong><\/p>\n1 t\u1ebf b\u00e0o x\u1ea3y ra ho\u00e1n v\u1ecb s\u1ebd t\u1ea1o ra 4 lo\u1ea1i giao t\u1eed v\u1edbi t\u1ea7n s\u1ed1 b\u1eb1ng nhau<\/p>\n
T\u1ea7n s\u1ed1 giao t\u1eed \u0111\u01b0\u1ee3c t\u00ednh theo t\u1ea7n s\u1ed1 ho\u00e1n v\u1ecb ch\u1ec9 khi s\u1ed1 l\u01b0\u1ee3ng t\u1ebf b\u00e0o sinh tinh \u0111\u1ee7 l\u1edbn \u0111\u1ec3 t\u1ea1o \u0111\u1ee7 l\u1edbn s\u1ed1 l\u01b0\u1ee3ng giao t\u1eed ( \u00e1p d\u1ee5ng \u1edf m\u1ee9c c\u01a1 th\u1ec3 )<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 15:L\u1eddi gi\u1ea3i<\/strong><\/p>\nT\u00ednh tr\u1ea1ng v\u1eabn bi\u1ec3u hi\u1ec7n \u1edf c\u01a1 th\u1ec3 XX khi c\u1ea3 2 NST gi\u1edbi t\u00ednh X \u0111\u1ec1u mang gen l\u1eb7n n\u00e0y.<\/p>\n
T\u00ednh tr\u1ea1ng d\u1ec5 bi\u1ec3u hi\u1ec7n \u1edf c\u01a1 th\u1ec3 mang c\u1eb7p NST gi\u1edbi t\u00ednh XY<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m di truy\u1ec1n ch\u00e9o v\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a lai thu\u1eadn v\u00e0 ngh\u1ecbch l\u00e0 kh\u00e1c nhau .<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 16:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ec7nh di truy\u1ec1n ph\u00e2n t\u1eed l\u00e0 nh\u1eefng b\u1ec7nh ph\u00e1t sinh do bi\u1ebfn \u0111\u1ed5i c\u1ea5u tr\u00fac di truy\u1ec1n ph\u00e2n t\u1eed do sai h\u1ecfng s\u1ed1 l\u01b0\u1ee3ng ho\u1eb7c c\u1ea5u tr\u00fac NST ho\u1eb7c do sai h\u1ecfng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a gen<\/p>\n
M\u1ed9t s\u1ed1 b\u1ec7nh b\u1ec7nh t\u1eadt di truy\u1ec1n ph\u00e1t sinh trong \u0111\u1eddi s\u1ed1ng c\u1ee7a c\u00e1 th\u1ebf .=> B sai<\/p>\n
NST c\u00e0ng ch\u1ee9a nhi\u1ec1u gen th\u00ec c\u00e1 th\u1ec3 \u0111\u1ed9t bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng v\u1ec1 gen \u0111\u00f3 c\u00e0ng c\u00f3 s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng gen l\u1edbn => c\u00e0ng kh\u00f3 t\u1ed3n t\u1ea1i<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 17:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ea3n ch\u1ea5t quy lu\u1eadt ph\u00e2n li c\u1ee7a Men den l\u00e0 s\u1ef1 ph\u00e2n li \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a c\u1ee7a c\u00e1c c\u1eb7p NST t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 c\u00e1c giao t\u1eed trong qu\u00e1 tr\u00ecnh gi\u1ea3m ph\u00e2n => d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e2n li c\u1ee7a c\u00e1c c\u1eb7p alen => C sai<\/p>\n
\u0110\u00e1p \u00e1n C.<\/p>\n
C\u00e2u 18:L\u1eddi gi\u1ea3i<\/strong><\/p>\n\u1ede ADN kh\u00f4ng c\u00f3 b\u1ed9 ba \u0111\u1ed1i m\u00e3 c\u0169ng ch\u1eb3ng c\u00f3 b\u1ed9 ba m\u00e3 sao. N\u00f3 ch\u1ec9 l\u00e0 khu\u00f4n \u0111\u1ec3 t\u1ed5ng h\u1ee3p mARN, mARN n\u00e0y m\u1edbi mang b\u1ed9 ba \u0111\u1ed1i m\u00e3<\/p>\n
\u0110\u00e1p \u00e1n A<\/p>\n
C\u00e2u 19:L\u1eddi gi\u1ea3i<\/strong><\/p>\nB\u1ec7nh \u0110ao: 2 NST s\u1ed1 21<\/p>\n
H\u1ed9i ch\u1ee9ng Claiphento : NST gi\u1edbi t\u00ednh XXY<\/p>\n
B\u1ec7nh ung th\u01b0 m\u00e1u: m\u1ea5t \u0111o\u1ea1n NST s\u1ed1 21<\/p>\n
\u0110\u00e1p \u00e1n B<\/p>\n
C\u00e2u 20:L\u1eddi gi\u1ea3i<\/strong><\/p>\nGen b\u1eaft \u0111\u1ea7u phi\u00ean m\u00e3 t\u1eeb \u0111\u1ea7u 3\u2019 v\u00e0 mARN t\u1ea1o ra b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u1ea7u 5\u2019<\/p>\n
\u0110o\u1ea1n ph\u00e2n t\u1eed mARN \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p t\u1eeb \u0111o\u1ea1n m\u1ea1ch g\u1ed1c c\u1ee7a gen tr\u00ean c\u00f3 tr\u00ecnh t\u1ef1 nucleotit<\/p>\n
t\u01b0\u01a1ng \u1ee9ng l\u00e0: 5\u2019GAAGXXUUUAAGUAX3\u2019<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
Xem to\u00e0n b\u1ed9 \u0111\u00e1p \u00e1n t\u1ea1i \u0111\u00e2y: http:\/\/tuyensinh247.com\/khoa-98-de-thi-thu-thptqg-2016-mon-sinh-hoc-co-loi-giai-chi-tiet-k159.html<\/p>\n<\/p>\n
T\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh tr\u01b0\u1eddng THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1 t\u1ec9nh Ngh\u1ec7 An t\u1ed5 ch\u1ee9c thi th\u1eed cho h\u1ecdc sinh kh\u1ed1i 12, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft c\u00e1c em tham kh\u1ea3o b\u00ean d\u01b0\u1edbi: Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[129],"tags":[],"yoast_head":"\n
\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh - THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-2016-mon-sinh-thpt-quynh-luu-lan-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh - THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1\" \/>\n<meta property=\"og:description\" content=\"\u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh tr\u01b0\u1eddng THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1 t\u1ec9nh Ngh\u1ec7 An t\u1ed5 ch\u1ee9c thi th\u1eed cho h\u1ecdc sinh kh\u1ed1i 12, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft c\u00e1c em tham kh\u1ea3o b\u00ean d\u01b0\u1edbi: Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/de-thi-thu-thpt-quoc-gia-2016-mon-sinh-thpt-quynh-luu-lan-1\/\" \/>\n<meta property=\"og:site_name\" content=\"Lop12.edu.vn - 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C\u00e1c ph\u00e1t bi\u1ec3u \u0111\u00fang: 1,5,6<\/p>\n
T\u00ednh tr\u1ea1ng s\u1ed1 l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng r\u1ed9ng c\u00f2n t\u00ednh tr\u1ea1ng ch\u1ea5t l\u01b0\u1ee3ng th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng h\u1eb9p => 1 \u0111\u00fang<\/p>\n
Trong ki\u1ec3u gen c\u1ee7a c\u01a1 th\u1ec3 d\u1ecb h\u1ee3p , c\u00e1c gen th\u01b0\u1eddng c\u00f3 m\u1ee9c ph\u1ea3n \u1ee9ng kh\u00e1c nhau => 2 sai<\/p>\n
\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ee9c ph\u1ea3n \u1ee9ng c\u1ee7a 1 ki\u1ec3u gen \u1edf c\u00e2y tr\u1ed3ng, ng\u01b0\u1eddi ta t\u1ea1o nhi\u1ec1u c\u00e2y c\u00f3 ki\u1ec3u gen gi\u1ed1ng nhau r\u1ed3i \u0111em tr\u1ed3ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau => 3 sai .<\/p>\n
3 \u2013 ch\u1ec9 c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c c\u01a1 th\u1ec3 c\u00f3 ki\u1ec3u gen gi\u1ed1ng nhau , kh\u00f4ng th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1edbc m\u1ee9c ph\u1ea3n \u1ee9ng .<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng c\u00e0ng h\u1eb9p th\u00ec s\u1ef1 bi\u1ec3u hi\u1ec7n c\u1ee7a t\u00ednh tr\u1ea1ng c\u00e0ng \u00edt ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng=> 4 sai<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng l\u00e0 gi\u1edbi h\u1ea1n th\u01b0\u1eddng bi\u1ebfn c\u1ee7a m\u1ed9t ki\u1ec3u gen tr\u01b0\u1edbc \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng => 5 \u0111\u00fang<\/p>\n
M\u1ee9c ph\u1ea3n \u1ee9ng do ki\u1ec3u gen quy \u0111\u1ecbnh n\u00ean di truy\u1ec1n \u0111\u01b0\u1ee3c=> 6 \u0111\u00fang<\/p>\n
\u0110\u00e1p \u00e1n C<\/p>\n
C\u00e2u 2:L\u1eddi gi\u1ea3i<\/strong><\/p>\n \u0110\u1ed9t bi\u1ebfn gen x\u1ea3y ra \u1edf v\u1ecb tr\u00ed v\u00f9ng kh\u1edfi \u0111\u1ed9ng l\u00e0m cho qu\u00e1 tr\u00ecnh phi\u00ean m\u00e3 kh\u00f4ng \u0111\u01b0\u1ee3c di\u1ec5n ra => kh\u00f4ng x\u1ea3y ra qu\u00e1 tr\u00ecnh d\u1ecbch m\u00e3 => 1 \u0111\u00fang<\/p>\n \u0110\u1ed9t bi\u1ebfn gen v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra d\u00f9 kh\u00f4ng c\u00f3 t\u00e1c nh\u00e2n g\u00e2y \u0111\u1ed9t bi\u1ebfn do hi\u1ec7n t\u01b0\u1ee3ng c\u00e1c nucleotit d\u1ea1ng hi\u1ebfm b\u1eaft nh\u1ea7m c\u1eb7p => 2 \u0111\u00fang<\/p>\n \u0110\u1ed9t bi\u1ebfn gen c\u00f3 th\u1ec3 c\u00f3 l\u1ee3i c\u00f3 h\u1ea1i ho\u1eb7c trung t\u00ednh t\u00f9y thu\u1ed9c v\u00e0o t\u1ed5 h\u1ee3p gen v\u00e0 m\u00f4i tr\u01b0\u1eddng => 3 \u0111\u00fang<\/p>\n \u0110\u1ed9t bi\u1ebfn gen cung c\u1ea5p nguy\u00ean li\u1ec7u s\u01a1 c\u1ea5p cho qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a=> 4 \u0111\u00fang<\/p>\n C\u00e1c k\u1ebft lu\u1eadn \u0111\u00fang:1, 2,3,4<\/p>\n \u0110\u00e1p \u00e1n A<\/p>\n C\u00e2u 3:L\u1eddi gi\u1ea3i<\/strong><\/p>\n Th\u1ec3 truy\u1ec1n c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m sau :<\/p>\n – Mang \u0111\u01b0\u1ee3c gen c\u1ea7n chuy\u1ec3n<\/p>\n – T\u1ed3n t\u1ea1i \u0111\u1ed9c l\u1eadp v\u00e0 t\u1ef1 nh\u00e2n \u0111\u00f4i trong t\u1ebf b\u00e0o nh\u00e2n<\/p>\n – C\u00f3 th\u1ec3 c\u00e0i gen c\u1ea7n chuy\u1ec3n v\u00e0o b\u1ed9 gen c\u1ee7a t\u1ebf b\u00e0o nh\u1eadn<\/p>\n Th\u1ec3 truy\u1ec1n kh\u00f4ng \u1ee9c ch\u1ebf gen c\u1ee7a t\u1ebf b\u00e0o nh\u1eadn khi c\u1ea7n bi\u1ec3u hi\u1ec7n t\u00ednh tr\u1ea1ng n\u00f3<\/p>\n \u0110\u00e1p \u00e1n A<\/p>\n C\u00e2u 4:L\u1eddi gi\u1ea3i<\/strong><\/p>\n L\u1eb7p \u0111o\u1ea1n NST l\u00e0m c\u00e1c gen kh\u00e1c nhau xa nhau h\u01a1n<\/p>\n \u0110\u1ed9t bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng NST( th\u1ec3 ba nhi\u1ec5m, th\u1ec3 t\u1ee9 b\u1ed9i) kh\u00f4ng \u1ea3nh h\u01b0\u1edfng v\u1ecb tr\u00ed c\u00e1c gen tr\u00ean NST<\/p>\n C\u00e1c lo\u1ea1i \u0111\u1ed9t bi\u1ebfn l\u00e0m 2 gen n\u00e0o \u0111\u00f3 trong h\u1ec7 gen g\u1ea7n nhau h\u01a1n: 1,4,5,7<\/p>\n \u0110\u00e1p \u00e1n C<\/p>\n C\u00e2u 5:L\u1eddi gi\u1ea3i<\/strong><\/p>\n C\u00e1c gi\u1ed1ng ng\u00f4 lai, l\u00faa lai n\u00e0y th\u01b0\u1eddng l\u00e0 c\u00e1c gi\u1ed1ng t\u1ea1o ra c\u00f3 \u01b0u th\u1ebf lai cao. Con lai n\u00e0y khi \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m gi\u1ed1ng s\u1ebd x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng tho\u00e1i h\u00f3a, t\u0103ng t\u1ef7 l\u1ec7 \u0111\u1ed3ng h\u1ee3p, gi\u1ea3m t\u1ef7 l\u1ec7 d\u1ecb h\u1ee3p, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho nh\u1eefng t\u00ednh tr\u1ea1ng x\u1ea5u bi\u1ec3u hi\u1ec7n l\u00e0m gi\u1ea3m n\u0103ng su\u1ea5t. Do \u0111\u00f3 kh\u00f4ng n\u00ean t\u1ef1 \u0111\u1ec3 gi\u1ed1ng m\u00e0 n\u00ean mua gi\u1ed1ng m\u1edbi \u0111\u1ec3 tr\u1ed3ng cho v\u1ee5 sau<\/p>\n \u0110\u00e1p \u00e1n A<\/p>\n C\u00e2u 6:L\u1eddi gi\u1ea3i<\/strong><\/p>\n V\u00f9ng kh\u1edfi \u0111\u1ed9ng ( promoter) l\u00e0 v\u00f9ng g\u1eafn v\u00e0o c\u1ee7a ARN pol \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng qu\u00e1 tr\u00ecnh phi\u00ean m\u00e3 c\u1ee7a c\u00e1c gen c\u1ea5u tr\u00fac<\/p>\n \u0110\u00e1p \u00e1n D<\/p>\n C\u00e2u 7:L\u1eddi gi\u1ea3i<\/strong><\/p>\n Gen => ARN => protein<\/p>\n Do \u0111\u00f3, gen sai h\u1ecfng d\u1eabn \u0111\u1ebfn ARN b\u1ecb bi\u1ebfn \u0111\u1ed5i v\u00e0 protein c\u0169ng c\u00f3 th\u1ec3 b\u1ecb sai h\u1ecfng theo. Th\u00f4ng qua qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i ADN, ch\u00ednh gen sai h\u1ecfng \u0111\u00f3 c\u0169ng \u0111\u01b0\u1ee3c nh\u00e2n l\u00ean,c\u00f3 th\u1ec3 coi gen c\u0169ng l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a gen qua nh\u00e2n \u0111\u00f4i<\/p>\n \u0110\u00e1p \u00e1n A<\/p>\n C\u00e2u 8:L\u1eddi gi\u1ea3i<\/strong><\/p>\n Trao \u0111\u1ed5i ch\u00e9o kh\u00f4ng c\u00e2n \u1edf k\u00ec \u0111\u1ea7u 1 => \u0111\u1ed9t bi\u1ebfn m\u1ea5t \u0111o\u1ea1n v\u00e0 l\u1eb7p \u0111o\u1ea1n<\/p>\n T\u00e1c nh\u00e2n \u0111\u1ed9t bi\u1ebfn t\u00e1c \u0111\u1ed9ng g\u00e2y \u0111\u1ee9t, g\u00e3y NST trong ph\u00e2n b\u00e0o => m\u1ea5t \u0111o\u1ea1n, chuy\u1ec3n \u0111o\u1ea1n,…<\/p>\n M\u1ed9t \u0111o\u1ea1n NST b\u1ecb \u0111\u1ee9t v\u00e0 quay 180 \u0111\u1ed9 v\u00e0 n\u1ed1i v\u00e0o v\u1ecb tr\u00ed c\u0169 tr\u00ean NST => g\u00e2y \u0111\u1ed9t bi\u1ebfn \u0111\u1ea3o \u0111o\u1ea1n<\/p>\n Do NST nh\u00e2n \u0111\u00f4i nh\u01b0ng thoi ph\u00e2n b\u00e0o kh\u00f4ng h\u00ecnh th\u00e0nh => c\u01a1 ch\u1ebf g\u00e2y \u0111\u1ed9t bi\u1ebfn \u0111a b\u1ed9i<\/p>\n \u0110\u00e1p \u00e1n D<\/p>\n C\u00e2u 9:L\u1eddi gi\u1ea3i<\/strong><\/p>\n C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00fang: 2,3<\/p>\n B\u1ed9 m\u00e3 5\u2019 AUG 3\u2019 n\u1eb1m trong v\u00f9ng m\u00e3 h\u00f3a c\u1ee7a gen c\u1ea5u tr\u00fac \u2013 kh\u00f4ng n\u1eb1m trong v\u00f9ng v\u1eadn h\u00e0nh c\u1ee7a operon=> 5 sai<\/p>\n \u0110\u00e1p \u00e1n C<\/p>\n C\u00e2u 10:L\u1eddi gi\u1ea3i<\/strong><\/p>\n C\u00e1c th\u00e0nh ph\u1ea7n tham gia v\u00e0o qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i ADN: 1,2,3,4<\/p>\n Enzim c\u1eaft gi\u1edbi h\u1ea1n ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong k\u0129 thu\u1eadn di truy\u1ec1n \u2013 c\u00f4ng ngh\u1ec7 gen kh\u00f4ng s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh nh\u00e2n \u0111\u00f4i AND<\/p>\n \u0110\u00e1p \u00e1n A<\/p>\n C\u00e2u 11:L\u1eddi gi\u1ea3i<\/strong><\/p>\n 30nm l\u00e0 \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a s\u1ee3i nhi\u1ec5m s\u1eafc \u2013 s\u1ee3i si\u00eau xo\u1eafn c\u00f3 k\u00edch th\u01b0\u1edbc l\u00e0 300 nm<\/p>\n \u0110\u00e1p \u00e1n D<\/p>\n C\u00e2u 12:L\u1eddi gi\u1ea3i<\/strong><\/p>\n T\u00ednh tr\u1ea1ng kh\u00f4ng kh\u00e1ng thu\u1ed1c n\u00e0y do gen ty th\u1ec3( gen t\u1ebf b\u00e0o ch\u1ea5t) quy \u0111\u1ecbnh, do \u0111\u00f3 di truy\u1ec1n theo quy lu\u1eadt di truy\u1ec1n t\u1ebf b\u00e0o ch\u1ea5t. N\u00f3 kh\u00f4ng do gen trong nh\u00e2n quy \u0111\u1ecbnh n\u00ean khi thay nh\u00e2n b\u1eb1ng nh\u00e2n kh\u00e1c c\u0169ng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn bi\u1ec3u hi\u1ec7n t\u00ednh tr\u1ea1ng => C sai , A sai<\/p>\n T\u1ebf b\u00e0o ch\u1ea5t ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u cho c\u00e1c t\u1ebf b\u00e0o con. Do khi h\u00ecnh th\u00e0nh h\u1ee3p t\u1eed, t\u1ebf b\u00e0o ch\u1ea5t c\u1ee7a m\u1eb9 tham gia l\u00e0 ch\u1ee7 y\u1ebfu n\u00ean x\u00e1c su\u1ea5t con mang ki\u1ec3u h\u00ecnh do gen ty th\u1ec3 c\u1ee7a m\u1eb9 quy \u0111\u1ecbnh l\u00e0 cao nh\u1ea5t.<\/p>\n N\u1ebfu con l\u1ea1i ch\u1ee9a c\u1ea3 gen kh\u00e1ng thu\u1ed1c v\u00e0 kh\u00f4ng kh\u00e1ng thu\u1ed1c( nh\u1eadn t\u1eeb c\u1ea3 b\u1ed1 v\u00e0 m\u1eb9), t\u1ee9c mang 2 lo\u1ea1i alen kh\u00e1c nhau v\u1ec1 t\u00ednh tr\u1ea1ng kh\u00e1ng thu\u1ed1c, th\u00ec con s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng thu\u1ed1c.Khi con ch\u1ec9 mang 1 lo\u1ea1i alen c\u1ee7a m\u1eb9 quy \u0111\u1ecbnh kh\u00f4ng kh\u00e1ng thu\u1ed1c, con s\u1ebd bi\u1ec3u hi\u1ec7n ki\u1ec3u h\u00ecnh kh\u00f4ng kh\u00e1ng thu\u1ed1c. => B \u0111\u00fang<\/p>\n T\u00ednh tr\u1ea1ng kh\u00f4ng kh\u00e1ng thu\u1ed1c l\u00e0 t\u00ednh tr\u1ea1ng l\u1eb7n => D sai<\/p>\n \u0110\u00e1p \u00e1n B<\/p>\n C\u00e2u 13:L\u1eddi gi\u1ea3i<\/strong><\/p>\n Khi t\u1ea7n s\u1ed1 c\u00e1c alen c\u1ea3u gi\u1edbi \u0111\u1ef1c v\u00e0 gi\u1edbi c\u00e1i kh\u00e1c nhau, ph\u1ea3i m\u1ea5t m\u1ed9t th\u1ebf h\u1ec7 \u0111\u1ec3 c\u00e2n b\u1eb1ng t\u1ea7n s\u1ed1 alen \u1edf 2 gi\u1edbi r\u1ed3i m\u1ea5t 1 th\u1ebf h\u1ec7 n\u1eefa m\u1edbi \u0111\u1ea1t tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng, t\u1ee9c m\u1ea5t 2 th\u1ebf h\u1ec7<\/p>\n \u0110\u00e1p \u00e1n D<\/p>\n C\u00e2u 14:L\u1eddi gi\u1ea3i<\/strong><\/p>\n 1 t\u1ebf b\u00e0o x\u1ea3y ra ho\u00e1n v\u1ecb s\u1ebd t\u1ea1o ra 4 lo\u1ea1i giao t\u1eed v\u1edbi t\u1ea7n s\u1ed1 b\u1eb1ng nhau<\/p>\n T\u1ea7n s\u1ed1 giao t\u1eed \u0111\u01b0\u1ee3c t\u00ednh theo t\u1ea7n s\u1ed1 ho\u00e1n v\u1ecb ch\u1ec9 khi s\u1ed1 l\u01b0\u1ee3ng t\u1ebf b\u00e0o sinh tinh \u0111\u1ee7 l\u1edbn \u0111\u1ec3 t\u1ea1o \u0111\u1ee7 l\u1edbn s\u1ed1 l\u01b0\u1ee3ng giao t\u1eed ( \u00e1p d\u1ee5ng \u1edf m\u1ee9c c\u01a1 th\u1ec3 )<\/p>\n \u0110\u00e1p \u00e1n C<\/p>\n C\u00e2u 15:L\u1eddi gi\u1ea3i<\/strong><\/p>\n T\u00ednh tr\u1ea1ng v\u1eabn bi\u1ec3u hi\u1ec7n \u1edf c\u01a1 th\u1ec3 XX khi c\u1ea3 2 NST gi\u1edbi t\u00ednh X \u0111\u1ec1u mang gen l\u1eb7n n\u00e0y.<\/p>\n T\u00ednh tr\u1ea1ng d\u1ec5 bi\u1ec3u hi\u1ec7n \u1edf c\u01a1 th\u1ec3 mang c\u1eb7p NST gi\u1edbi t\u00ednh XY<\/p>\n \u0110\u1eb7c \u0111i\u1ec3m di truy\u1ec1n ch\u00e9o v\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a lai thu\u1eadn v\u00e0 ngh\u1ecbch l\u00e0 kh\u00e1c nhau .<\/p>\n \u0110\u00e1p \u00e1n C<\/p>\n C\u00e2u 16:L\u1eddi gi\u1ea3i<\/strong><\/p>\n B\u1ec7nh di truy\u1ec1n ph\u00e2n t\u1eed l\u00e0 nh\u1eefng b\u1ec7nh ph\u00e1t sinh do bi\u1ebfn \u0111\u1ed5i c\u1ea5u tr\u00fac di truy\u1ec1n ph\u00e2n t\u1eed do sai h\u1ecfng s\u1ed1 l\u01b0\u1ee3ng ho\u1eb7c c\u1ea5u tr\u00fac NST ho\u1eb7c do sai h\u1ecfng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a gen<\/p>\n M\u1ed9t s\u1ed1 b\u1ec7nh b\u1ec7nh t\u1eadt di truy\u1ec1n ph\u00e1t sinh trong \u0111\u1eddi s\u1ed1ng c\u1ee7a c\u00e1 th\u1ebf .=> B sai<\/p>\n NST c\u00e0ng ch\u1ee9a nhi\u1ec1u gen th\u00ec c\u00e1 th\u1ec3 \u0111\u1ed9t bi\u1ebfn s\u1ed1 l\u01b0\u1ee3ng v\u1ec1 gen \u0111\u00f3 c\u00e0ng c\u00f3 s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng gen l\u1edbn => c\u00e0ng kh\u00f3 t\u1ed3n t\u1ea1i<\/p>\n \u0110\u00e1p \u00e1n B<\/p>\n C\u00e2u 17:L\u1eddi gi\u1ea3i<\/strong><\/p>\n B\u1ea3n ch\u1ea5t quy lu\u1eadt ph\u00e2n li c\u1ee7a Men den l\u00e0 s\u1ef1 ph\u00e2n li \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a c\u1ee7a c\u00e1c c\u1eb7p NST t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 c\u00e1c giao t\u1eed trong qu\u00e1 tr\u00ecnh gi\u1ea3m ph\u00e2n => d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e2n li c\u1ee7a c\u00e1c c\u1eb7p alen => C sai<\/p>\n \u0110\u00e1p \u00e1n C.<\/p>\n C\u00e2u 18:L\u1eddi gi\u1ea3i<\/strong><\/p>\n \u1ede ADN kh\u00f4ng c\u00f3 b\u1ed9 ba \u0111\u1ed1i m\u00e3 c\u0169ng ch\u1eb3ng c\u00f3 b\u1ed9 ba m\u00e3 sao. N\u00f3 ch\u1ec9 l\u00e0 khu\u00f4n \u0111\u1ec3 t\u1ed5ng h\u1ee3p mARN, mARN n\u00e0y m\u1edbi mang b\u1ed9 ba \u0111\u1ed1i m\u00e3<\/p>\n \u0110\u00e1p \u00e1n A<\/p>\n C\u00e2u 19:L\u1eddi gi\u1ea3i<\/strong><\/p>\n B\u1ec7nh \u0110ao: 2 NST s\u1ed1 21<\/p>\n H\u1ed9i ch\u1ee9ng Claiphento : NST gi\u1edbi t\u00ednh XXY<\/p>\n B\u1ec7nh ung th\u01b0 m\u00e1u: m\u1ea5t \u0111o\u1ea1n NST s\u1ed1 21<\/p>\n \u0110\u00e1p \u00e1n B<\/p>\n C\u00e2u 20:L\u1eddi gi\u1ea3i<\/strong><\/p>\n Gen b\u1eaft \u0111\u1ea7u phi\u00ean m\u00e3 t\u1eeb \u0111\u1ea7u 3\u2019 v\u00e0 mARN t\u1ea1o ra b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u1ea7u 5\u2019<\/p>\n \u0110o\u1ea1n ph\u00e2n t\u1eed mARN \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p t\u1eeb \u0111o\u1ea1n m\u1ea1ch g\u1ed1c c\u1ee7a gen tr\u00ean c\u00f3 tr\u00ecnh t\u1ef1 nucleotit<\/p>\n t\u01b0\u01a1ng \u1ee9ng l\u00e0: 5\u2019GAAGXXUUUAAGUAX3\u2019<\/p>\n \u0110\u00e1p \u00e1n C<\/p>\n Xem to\u00e0n b\u1ed9 \u0111\u00e1p \u00e1n t\u1ea1i \u0111\u00e2y: http:\/\/tuyensinh247.com\/khoa-98-de-thi-thu-thptqg-2016-mon-sinh-hoc-co-loi-giai-chi-tiet-k159.html<\/p>\n<\/p>\n T\u1ea5t c\u1ea3 n\u1ed9i dung b\u00e0i vi\u1ebft. C\u00e1c em h\u00e3y xem th\u00eam v\u00e0 t\u1ea3i file chi ti\u1ebft t\u1ea1i \u0111\u00e2y:<\/strong>Download<\/p>\n","protected":false},"excerpt":{"rendered":" \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 m\u00f4n Sinh tr\u01b0\u1eddng THPT Qu\u1ef3nh L\u01b0u l\u1ea7n 1 t\u1ec9nh Ngh\u1ec7 An t\u1ed5 ch\u1ee9c thi th\u1eed cho h\u1ecdc sinh kh\u1ed1i 12, c\u00f3 \u0111\u00e1p \u00e1n chi ti\u1ebft c\u00e1c em tham kh\u1ea3o b\u00ean d\u01b0\u1edbi: Xem th\u00eam: \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia m\u00f4n Sinh \u0110\u1ec1 thi th\u1eed THPT Qu\u1ed1c gia 2016 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[129],"tags":[],"yoast_head":"\n