{"common":{"save":0,"post_id":"9984","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"9004","post_id":"9984","mon_id":"1159850","chapter_id":"1160309","question":"<p data-pm-slice=\"0 0 []\">Khi nói v\u1ec1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 \u0111\u1ebfn sinh tr\u01b0\u1edfng và phát tri\u1ec3n c\u1ee7a \u0111\u1ed9ng v\u1eadt, phát bi\u1ec3u nào sau \u0111ây sai?<\/p>","options":["A. \u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 ch\u1ee7 y\u1ebfu thông qua \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t tính enzim","B. \u0110\u1ed1i v\u1edbi v\u1eadt nuôi khi nhi\u1ec7t \u0111\u1ed9 xu\u1ed1ng th\u1ea5p s\u1ebd làm c\u01a1 th\u1ec3 m\u1ea5t nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 duy trì thân nhi\u1ec7t làm v\u1eadt nuôi ch\u1eadm l\u1edbn","C. \u1ede côn trùng nhi\u1ec7t \u0111\u1ed9 môi tr\u01b0\u1eddng t\u0103ng lên (trong gi\u1edbi h\u1ea1n s\u1ed1ng c\u1ee7a chúng) thì tu\u1ed5i th\u1ecd b\u1ecb rút ng\u1eafn l\u1ea1i ","D. Nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 các quá trình sinh lí, sinh hóa trong c\u01a1 th\u1ec3"],"correct":"4","level":"2","hint":"<p>Xem xét các phát bi\u1ec3u v\u1ec1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9: t\u0103ng tr\u01b0\u1edfng, phát tri\u1ec3n và các gi\u1edbi h\u1ea1n ch\u1ecbu nhi\u1ec7t.<\/p>","answer":"<p>\u0110áp án: <span style=\"color:#16a085;\"><strong>D. Nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 các quá trình sinh lí, sinh hóa trong c\u01a1 th\u1ec3<\/strong><\/span><\/p><ul> <li data-end=\"185\" data-start=\"32\"><p data-end=\"185\" data-start=\"34\"><strong data-end=\"40\" data-start=\"34\">A.<\/strong> \u0110úng → Nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn sinh tr\u01b0\u1edfng, phát tri\u1ec3n ch\u1ee7 y\u1ebfu thông qua <strong data-end=\"122\" data-start=\"113\">enzim<\/strong> (enzim là ch\u1ea5t xúc tác sinh h\u1ecdc, r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec7t \u0111\u1ed9).<\/p><\/li> <li data-end=\"281\" data-start=\"186\"><p data-end=\"281\" data-start=\"188\"><strong data-end=\"194\" data-start=\"188\">B.<\/strong> \u0110úng → V\u1eadt nuôi \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p ph\u1ea3i tiêu t\u1ed1n nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 gi\u1eef \u1ea5m → ch\u1eadm l\u1edbn.<\/p><\/li> <li data-end=\"458\" data-start=\"282\"><p data-end=\"458\" data-start=\"284\"><strong data-end=\"290\" data-start=\"284\">C.<\/strong> \u0110úng → \u1ede côn trùng (bi\u1ebfn nhi\u1ec7t), khi nhi\u1ec7t \u0111\u1ed9 t\u0103ng (trong gi\u1edbi h\u1ea1n s\u1ed1ng), quá trình trao \u0111\u1ed5i ch\u1ea5t di\u1ec5n ra nhanh h\u01a1n, phát tri\u1ec3n nhanh h\u01a1n, nên <strong data-end=\"455\" data-start=\"434\">tu\u1ed5i th\u1ecd ng\u1eafn l\u1ea1i<\/strong>.<\/p><\/li> <li data-end=\"717\" data-start=\"459\"><p data-end=\"717\" data-start=\"461\"><strong data-end=\"467\" data-start=\"461\">D.<\/strong> Sai → vì câu này nói quá chung chung: th\u1ef1c ch\u1ea5t <strong data-end=\"561\" data-start=\"518\">nhi\u1ec7t \u0111\u1ed9 không ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9<\/strong> mà còn \u1ea3nh h\u01b0\u1edfng c\u1ea3 <strong data-end=\"614\" data-start=\"582\">hi\u1ec7u qu\u1ea3, c\u01b0\u1eddng \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/strong> c\u1ee7a các quá trình sinh lý, sinh hóa (v\u01b0\u1ee3t quá gi\u1edbi h\u1ea1n thì enzim b\u1ecb bi\u1ebfn tính, quá trình ng\u1eebng l\u1ea1i).<\/p><\/li><\/ul>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-08-21 11:09:00","option_type":"txt","len":3},{"id":"9005","post_id":"9984","mon_id":"1159850","chapter_id":"1160309","question":"<p data-pm-slice=\"0 0 []\">Trong quá trình phát tri\u1ec3n \u1edf \u0111\u1ed9ng v\u1eadt, trong giai \u0111o\u1ea1n phát tri\u1ec3n phôi có các giai \u0111o\u1ea1n k\u1ebf ti\u1ebfp nhau là:<\/p>","options":["A. Phân c\u1eaft tr\u1ee9ng - Phôi v\u1ecb - Phôi nang - M\u1ea7m c\u01a1 quan","B. Phân c\u1eaft tr\u1ee9ng- Phôi nang- Phôi v\u1ecb - M\u1ea7m c\u01a1 quan","C. Phân c\u1eaft tr\u1ee9ng - M\u1ea7m c\u01a1 quan- Phôi v\u1ecb- Phôi nang ","D. Phân c\u1eaft tr\u1ee9ng - M\u1ea7m c\u01a1 quan - Phôi nang - Phôi v\u1ecb"],"correct":"2","level":"2","hint":"<p>Li\u1ec7t kê các giai \u0111o\u1ea1n phôi: nguyên phân, hình thành phôi, phân hóa mô, \u0111\u1ebfn giai \u0111o\u1ea1n hoàn thi\u1ec7n.<\/p>","answer":"<p>\u0110áp án:<strong> <span style=\"color:#16a085;\">B. Phân c\u1eaft tr\u1ee9ng- Phôi nang- Phôi v\u1ecb - M\u1ea7m c\u01a1 quan<\/span><\/strong><\/p><ol data-end=\"336\" data-start=\"59\"> <li data-end=\"135\" data-start=\"59\"><p data-end=\"135\" data-start=\"62\"><strong data-end=\"80\" data-start=\"62\">Phân c\u1eaft tr\u1ee9ng<\/strong> → h\u1ee3p t\u1eed phân chia nhi\u1ec1u l\u1ea7n thành nhi\u1ec1u t\u1ebf bào nh\u1ecf.<\/p><\/li> <li data-end=\"180\" data-start=\"136\"><p data-end=\"180\" data-start=\"139\"><strong data-end=\"152\" data-start=\"139\">Phôi nang<\/strong> → hình thành khoang phôi.<\/p><\/li> <li data-end=\"269\" data-start=\"181\"><p data-end=\"269\" data-start=\"184\"><strong data-end=\"195\" data-start=\"184\">Phôi v\u1ecb<\/strong> → xu\u1ea5t hi\u1ec7n lá phôi, hình thành 3 lá phôi (ngo\u1ea1i bì, trung bì, n\u1ed9i bì).<\/p><\/li> <li data-end=\"336\" data-start=\"270\"><p data-end=\"336\" data-start=\"273\"><strong data-end=\"288\" data-start=\"273\">M\u1ea7m c\u01a1 quan<\/strong> → t\u1eeb các lá phôi phát sinh thành các c\u01a1 quan.<\/p><\/li><\/ol>\\n<p data-end=\"410\" data-start=\"338\">Th\u1ee9 t\u1ef1 \u0111úng: <strong data-end=\"408\" data-start=\"354\">Phân c\u1eaft tr\u1ee9ng → Phôi nang → Phôi v\u1ecb → M\u1ea7m c\u01a1 quan<\/strong><\/p>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-08-21 11:10:25","option_type":"txt","len":3},{"id":"9006","post_id":"9984","mon_id":"1159850","chapter_id":"1160309","question":"<p data-pm-slice=\"0 0 []\">\u0110\u1ed1i v\u1edbi gia súc, \u1edf mùa có khí h\u1eadu l\u1ea1nh thì s\u1ef1 sinh tr\u01b0\u1edfng và phát tri\u1ec3n ch\u1eadm h\u01a1n mùa có khí h\u1eadu thích h\u1ee3p. Nguyên nhân ch\u1ee7 y\u1ebfu là vì:<\/p>","options":["A. Thân nhi\u1ec7t gi\u1ea3m làm cho s\u1ef1 chuy\u1ec3n hóa, sinh s\u1ea3n gi\u1ea3m","B. C\u01a1 th\u1ec3 m\u1ea5t nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 duy trì thân nhi\u1ec7t","C. Thân nhi\u1ec7t gi\u1ea3m làm cho s\u1ef1 chuy\u1ec3n hóa trong c\u01a1 th\u1ec3 gi\u1ea3m làm h\u1ea1n ch\u1ebf tiêu th\u1ee5 n\u0103ng l\u01b0\u1ee3ng ","D. Thân nhi\u1ec7t gi\u1ea3m làm cho s\u1ef1 chuy\u1ec3n hóa trong c\u01a1 th\u1ec3 gi\u1ea3m, sinh s\u1ea3n t\u0103ng"],"correct":"2","level":"2","hint":"<p>Nh\u1eadn \u0111\u1ecbnh y\u1ebfu t\u1ed1 môi tr\u01b0\u1eddng: nhi\u1ec7t \u0111\u1ed9 th\u1ea5p làm gi\u1ea3m ho\u1ea1t \u0111\u1ed9ng chuy\u1ec3n hóa, t\u1ed1c \u0111\u1ed9 sinh tr\u01b0\u1edfng và phát tri\u1ec3n.<\/p>","answer":"<p>\u0110áp án: <strong>B. C\u01a1 th\u1ec3 m\u1ea5t nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 duy trì thân nhi\u1ec7t<\/strong><\/p><ul> <li data-end=\"168\" data-start=\"35\"><p data-end=\"168\" data-start=\"37\"><strong data-end=\"43\" data-start=\"37\">A.<\/strong> “Thân nhi\u1ec7t gi\u1ea3m làm cho s\u1ef1 chuy\u1ec3n hóa, sinh s\u1ea3n gi\u1ea3m” → ch\u01b0a chính xác, vì nguyên nhân chính không ph\u1ea3i do gi\u1ea3m sinh s\u1ea3n.<\/p><\/li> <li data-end=\"385\" data-start=\"169\"><p data-end=\"385\" data-start=\"171\"><strong data-end=\"177\" data-start=\"171\">B.<\/strong> “C\u01a1 th\u1ec3 m\u1ea5t nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 duy trì thân nhi\u1ec7t” → \u0111ây là nguyên nhân <strong data-end=\"264\" data-start=\"253\">ch\u1ee7 y\u1ebfu<\/strong>, vì khi tr\u1eddi l\u1ea1nh, v\u1eadt nuôi ph\u1ea3i \u0111\u1ed1t nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 gi\u1eef \u1ea5m → ít n\u0103ng l\u01b0\u1ee3ng còn l\u1ea1i cho sinh tr\u01b0\u1edfng và phát tri\u1ec3n.<\/p><\/li> <li data-end=\"540\" data-start=\"386\"><p data-end=\"540\" data-start=\"388\"><strong data-end=\"394\" data-start=\"388\">C.<\/strong> “Thân nhi\u1ec7t gi\u1ea3m làm chuy\u1ec3n hóa gi\u1ea3m → h\u1ea1n ch\u1ebf tiêu th\u1ee5 n\u0103ng l\u01b0\u1ee3ng” → sai, vì th\u1ef1c t\u1ebf c\u01a1 th\u1ec3 l\u1ea1i ph\u1ea3i t\u0103ng c\u01b0\u1eddng trao \u0111\u1ed5i ch\u1ea5t \u0111\u1ec3 sinh nhi\u1ec7t.<\/p><\/li> <li data-end=\"655\" data-start=\"541\"><p data-end=\"655\" data-start=\"543\"><strong data-end=\"549\" data-start=\"543\">D.<\/strong> “Thân nhi\u1ec7t gi\u1ea3m làm chuy\u1ec3n hóa gi\u1ea3m, sinh s\u1ea3n t\u0103ng” → sai h\u1eb3n, vì tr\u1eddi l\u1ea1nh không làm t\u0103ng sinh s\u1ea3n.<\/p><\/li><\/ul>","type":"choose","extra_type":"classic","user_id":"139","test":"0","date":"2025-08-21 11:11:27","option_type":"txt","len":3}]}