B\u00e0i 1 (trang 174 SGK Sinh 11):<\/b>\u00a0So s\u00e1nh sinh s\u1ea3n v\u00f4 t\u00ednh \u1edf th\u1ef1c v\u1eadt v\u00e0 \u0111\u1ed9ng v\u1eadt?<\/p>\n

L\u1eddi gi\u1ea3i:<\/b><\/p>\n

* Gi\u1ed1ng nhau:<\/p>\n

– Kh\u00f4ng c\u00f3 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a giao t\u1eed \u0111\u1ef1c v\u00e0 giao t\u1eed c\u00e1i, c\u00e1c c\u00e1 th\u1ec3 con sinh ra gi\u1ed1ng h\u1ec7t nhau v\u00e0 gi\u1ed1ng h\u1ec7t m\u1eb9 v\u1ec1 di truy\u1ec1n.<\/p>\n

– C\u01a1 th\u1ec3 m\u1edbi \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng h\u00ecnh th\u1ee9c nguy\u00ean ph\u00e2n.<\/p>\n

* Kh\u00e1c nhau:<\/p>\n\n\n\n\n

Sinh s\u1ea3n v\u00f4 t\u00ednh \u1edf \u0111\u1ed9ng v\u1eadt<\/th>\n

Sinh s\u1ea3n v\u00f4 t\u00ednh \u1edf th\u1ef1c v\u1eadt<\/th>\n<\/tr>\n

H\u00ecnh th\u1ee9c sinh s\u1ea3n: Trinh sinh, ph\u00e2n \u0111\u00f4i, n\u1ea3y ch\u1ed3i,ph\u00e2n m\u1ea3nh.<\/td>\n

H\u00ecnh th\u1ee9c sinh s\u1ea3n: Sinh s\u1ea3n b\u1eb1ng b\u00e0o t\u1eed, sinh s\u1ea3n sinh d\u01b0\u1ee1ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n B\u00e0i 2 (trang 174 SGK Sinh 11):<\/b>\u00a0Khi \u0111i\u1ec1u ki\u1ec7n s\u1ed1ng thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn h\u00e0ng lo\u1ea1t c\u00e1 th\u1ec3 \u0111\u1ed9ng v\u1eadt sinh s\u1ea3n v\u00f4 t\u00ednh b\u1ecb ch\u1ebft, t\u1ea1i sao?<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n \u0110\u1ed9ng v\u1eadt sinh s\u1ea3n v\u00f4 t\u00ednh t\u1ea1o ra c\u00e1c th\u1ebf h\u1ec7 con ch\u00e1u gi\u1ed1ng h\u1ec7t nhau v\u00e0 gi\u1ed1ng h\u1ec7t m\u1eb9 v\u1ec1 m\u1eb7t di truy\u1ec1n, kh\u00f4ng c\u00f3 s\u1ef1 thay \u0111\u1ed5i n\u00e0o v\u1ec1 di truy\u1ec1n gi\u00fap ch\u00fang th\u00edch nghi v\u1edbi \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c m\u00f4i tr\u01b0\u1eddng ban \u0111\u1ea7u, v\u00ec v\u1eady khi \u0111i\u1ec1u ki\u1ec7n s\u1ed1ng thay \u0111\u1ed5i ch\u00fang kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng, d\u1eabn \u0111\u1ebfn h\u00e0ng lo\u1ea1t c\u00e1 th\u1ec3 b\u1ecb ch\u1ebft.<\/p>\n B\u00e0i 3 (trang 174 SGK Sinh 11):<\/b>\u00a0Ph\u00e2n bi\u1ec7t sinh s\u1ea3n v\u00f4 t\u00ednh v\u00e0 t\u00e1i sinh c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 th\u1ec3<\/p>\n L\u1eddi gi\u1ea3i:<\/b><\/p>\n S\u1ef1 kh\u00e1c nhau gi\u1eefa sinh s\u1ea3n v\u00f4 t\u00ednh v\u00e0 t\u00e1i sinh c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 th\u1ec3:<\/p>\n – Sinh s\u1ea3n v\u00f4 t\u00ednh: t\u1ea1o ra c\u01a1 th\u1ec3 m\u1edbi m\u00e0 kh\u00f4ng qua th\u1ee5 tinh.<\/p>\n – T\u00e1i sinh: t\u00e1i t\u1ea1o l\u1ea1i nh\u1eefng c\u01a1 quan, b\u1ed9 ph\u1eadn c\u01a1 th\u1ec3 \u0111\u00e3 m\u1ea5t m\u00e0 kh\u00f4ng t\u1ea1o \u0111\u01b0\u1ee3c c\u01a1 th\u1ec3 m\u1edbi.<\/p>\n","protected":false},"excerpt":{"rendered":" B\u00e0i 1 (trang 174 SGK Sinh 11):\u00a0So s\u00e1nh sinh s\u1ea3n v\u00f4 t\u00ednh \u1edf th\u1ef1c v\u1eadt v\u00e0 \u0111\u1ed9ng v\u1eadt? L\u1eddi gi\u1ea3i: * Gi\u1ed1ng nhau: – Kh\u00f4ng c\u00f3 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a giao t\u1eed \u0111\u1ef1c v\u00e0 giao t\u1eed c\u00e1i, c\u00e1c c\u00e1 th\u1ec3 con sinh ra gi\u1ed1ng h\u1ec7t nhau v\u00e0 gi\u1ed1ng h\u1ec7t m\u1eb9 v\u1ec1 di truy\u1ec1n. – C\u01a1 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1324],"tags":[1486,1485],"yoast_head":"\n