B\u00e0i 3 (trang 37 SGK Sinh h\u1ecdc 12):\u00a0Trong ph\u00e9p lai m\u1ed9t t\u00ednh tr\u1ea1ng, \u0111\u1ec3 cho \u0111\u1eddi sau c\u00f3 t\u1ec9 l\u1ec7 ph\u00e2n li ki\u1ec3u h\u00ecnh x\u1ea5p x\u1ec9 3 tr\u1ed9i: 1 l\u1eb7n th\u00ec c\u1ea7n c\u00f3 c\u00e1c \u0111i\u1ec1u ki\u1ec7n g\u00ec?<\/strong><\/p>\nL\u1eddi gi\u1ea3i:<\/b><\/p>\n
\u1ede ph\u00e9p lai m\u1ed9t t\u00ednh tr\u1ea1ng, \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 \u0111\u1eddi sau c\u00f3 t\u1ec9 l\u1ec7 ph\u00e2n li ki\u1ec3u h\u00ecnh x\u1ea5p x\u1ec9 3 tr\u1ed9i : 1 l\u1eb7n l\u00e0:<\/p>\n
– B\u1ed1 m\u1eb9 \u0111em lai ph\u1ea3i d\u1ecb h\u1ee3p v\u1ec1 m\u1ed9t c\u1eb7p alen.<\/p>\n
– S\u1ed1 l\u01b0\u1ee3ng con lai ph\u1ea3i \u0111\u1ee7 l\u1edbn.<\/p>\n
– C\u00f3 hi\u1ec7n t\u01b0\u1ee3ng tr\u1ed9i l\u1eb7n ho\u00e0n to\u00e0n.<\/p>\n
– C\u00e1c c\u00e1 th\u1ec3 c\u00f3 ki\u1ec3u gen kh\u00e1c nhau ph\u1ea3i c\u00f3 s\u1ee9c s\u1ed1ng nh\u01b0 nhau.<\/p>\n
– Qu\u00e1 tr\u00ecnh gi\u1ea3m ph\u00e2n v\u00e0 th\u1ee5 tinh di\u1ec5n ra b\u00ecnh th\u01b0\u1eddng.<\/p>\n
B\u00e0i 4 (trang 37 SGK Sinh h\u1ecdc 12):\u00a0C\u1ea7n ph\u1ea3i l\u00e0m g\u00ec \u0111\u1ec3 bi\u1ebft ch\u00ednh x\u00e1c ki\u1ec3u gen c\u1ee7a m\u1ed9t c\u00e1 th\u1ec3 c\u00f3 ki\u1ec3u h\u00ecnh tr\u1ed9i.<\/strong><\/p>\nL\u1eddi gi\u1ea3i:<\/b><\/p>\n
\u0110\u1ec3 bi\u1ebft ch\u00ednh x\u00e1c ki\u1ec3u gen c\u1ee7a m\u1ed9t c\u00e1 th\u1ec3 c\u00f3 ki\u1ec3u h\u00ecnh tr\u1ed9i c\u1ea7n th\u1ef1c hi\u1ec7n ph\u00e9p lai ph\u00e2n t\u00edch (ph\u00e9p lai ki\u1ec3m nghi\u1ec7m):<\/p>\n
Ng\u01b0\u1eddi ta l\u1ea5y ki\u1ec3u gen c\u1ee7a c\u00e1c c\u00e1 th\u1ec3 c\u1ea7n ki\u1ec3m tra lai v\u1edbi ki\u1ec3u gen \u0111\u1ed3ng h\u1ee3p l\u1eb7n, n\u1ebfu \u0111\u1eddi con c\u00f3 ki\u1ec3u h\u00ecnh kh\u00f4ng ph\u00e2n t\u00ednh th\u00ec ki\u1ec3u gen c\u1ee7a c\u00e1 th\u1ec3 \u0111em lai l\u00e0 \u0111\u1ed3ng h\u1ee3p tr\u1ed9i, n\u1ebfu \u0111\u1eddi lai c\u00f3 ki\u1ec3u h\u00ecnh ph\u00e2n li x\u1ea5p x\u1ec9 1:1th\u00ec ki\u1ec3u gen c\u1ee7a c\u00e1 th\u1ec3 \u0111em lai l\u00e0 d\u1ecb h\u1ee3p.<\/p>\n
<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
B\u00e0i 1 (trang 36 SGK Sinh h\u1ecdc 12):\u00a0\u0110\u1ec3 cho c\u00e1c alen c\u1ee7a m\u1ed9t gen ph\u00e2n li \u0111\u1ed3ng \u0111\u1ec1u v\u1ec1 c\u00e1c giao t\u1eed, 50% giao t\u1eed ch\u1ee9a alen n\u00e0y, 50% giao t\u1eed ch\u1ee9a alen kia th\u00ec c\u1ea7n c\u00f3 \u0111i\u1ec1u ki\u1ec7n g\u00ec? \u00a0 \u00a0 a) B\u1ed1 m\u1eb9 ph\u1ea3i thu\u1ea7n ch\u1ee7ng. \u00a0 \u00a0 b) S\u1ed1 l\u01b0\u1ee3ng c\u00e1 th\u1ec3 […]<\/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":[1307],"tags":[1397,1398],"yoast_head":"\n
Ph\u1ea7n N\u0103m - Ch\u01b0\u01a1ng 2 - B\u00e0i 8: Quy lu\u1eadt Men\u0111en: Quy lu\u1eadt ph\u00e2n li<\/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\/phan-nam-chuong-2-bai-8-quy-luat-menden-quy-luat-phan-li\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ph\u1ea7n N\u0103m - Ch\u01b0\u01a1ng 2 - B\u00e0i 8: Quy lu\u1eadt Men\u0111en: Quy lu\u1eadt ph\u00e2n li\" \/>\n<meta property=\"og:description\" content=\"B\u00e0i 1 (trang 36 SGK Sinh h\u1ecdc 12):\u00a0\u0110\u1ec3 cho c\u00e1c alen c\u1ee7a m\u1ed9t gen ph\u00e2n li \u0111\u1ed3ng \u0111\u1ec1u v\u1ec1 c\u00e1c giao t\u1eed, 50% giao t\u1eed ch\u1ee9a alen n\u00e0y, 50% giao t\u1eed ch\u1ee9a alen kia th\u00ec c\u1ea7n c\u00f3 \u0111i\u1ec1u ki\u1ec7n g\u00ec? \u00a0 \u00a0 a) B\u1ed1 m\u1eb9 ph\u1ea3i thu\u1ea7n ch\u1ee7ng. \u00a0 \u00a0 b) S\u1ed1 l\u01b0\u1ee3ng c\u00e1 th\u1ec3 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lop12.edu.vn\/phan-nam-chuong-2-bai-8-quy-luat-menden-quy-luat-phan-li\/\" \/>\n<meta property=\"og:site_name\" content=\"Lop12.edu.vn - 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