Ôn thi tốt nghiệp THPT môn Sinh học - Lớp 12 - Đề tham khảo tốt nghiệp THPT môn Sinh học năm 2025 của Bộ Giáo dục đào tạo

{"save":1,"level":1,"time":"50","total":40,"point":5,"segment":[{"id":"6165","test_id":"556","question":"<p>Khi x&aacute;c \u0111\u1ecbnh quan h\u1ec7 huy\u1ebft th\u1ed1ng gi\u1eefa hai ng\u01b0\u1eddi b\u1ea5t k&igrave;, ph&acirc;n t&iacute;ch lo\u1ea1i ph&acirc;n t\u1eed sinh h\u1ecdc n&agrave;o sau \u0111&acirc;y&nbsp;cho k\u1ebft qu\u1ea3 ch&iacute;nh x&aacute;c nh\u1ea5t?<\/p>","options":["<strong>A.<\/strong> DNA.","<strong>B.<\/strong> RNA.","<strong>C.<\/strong> Protein.","<strong>D.<\/strong> Carbohydrate."],"correct":"1","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>A.<\/strong> DNA.<\/span><\/p><p>X&eacute;t nghi\u1ec7m ADN l&agrave; x&eacute;t nghi\u1ec7m d&ugrave;ng ADN c&oacute;&nbsp;trong c&aacute;c t\u1ebf b&agrave;o c\u1ee7a c\u01a1 th\u1ec3 \u0111\u1ec3 x&aacute;c \u0111\u1ecbnh quan&nbsp;h\u1ec7 huy\u1ebft th\u1ed1ng gi\u1eefa hai c&aacute; th\u1ec3 v&igrave;<br \/>+ ADN c\u1ee7a m\u1ed9t c\u01a1 th\u1ec3 th\u1eeba h\u01b0\u1edfng t\u1eeb c\u1ea3 cha&nbsp;l\u1eabn m\u1eb9 v&agrave; quy \u0111\u1ecbnh \u0111\u1eb7c \u0111i\u1ec3m ri&ecirc;ng bi\u1ec7t c\u1ee7a&nbsp;t\u1eebng c&aacute; th\u1ec3.<br \/>+ C&oacute; nh\u1eefng tr&igrave;nh tr\u1ef1 DNA mang t&iacute;nh ri&ecirc;ng&nbsp;bi\u1ec7t cho lo&agrave;i, cho quan h\u1ec7 ngu\u1ed3n g\u1ed1c,&hellip;.<br \/>&rarr; \u0110&acirc;y ch&iacute;nh l&agrave; c&aacute;ch ch&iacute;nh x&aacute;c nh\u1ea5t \u0111\u1ec3 ki\u1ec3m&nbsp;tra quan h\u1ec7 huy\u1ebft th\u1ed1ng.<\/p>","type":"choose","user_id":"131","test":"1","date":"2025-06-17 15:02:26"},{"id":"6167","test_id":"556","question":"<p>Trong qu&aacute; tr&igrave;nh gi\u1ea3m ph&acirc;n b&igrave;nh th\u01b0\u1eddng, s\u1ef1 ti\u1ebfp h\u1ee3p v&agrave; trao \u0111\u1ed5i ch&eacute;o c\u1ee7a nhi\u1ec5m s\u1eafc th\u1ec3 ch\u1ec9 x\u1ea3y ra \u1edf<\/p>","options":["<strong>A.<\/strong> K&igrave; \u0111\u1ea7u I.","<strong>B.<\/strong> K&igrave; \u0111\u1ea7u II.","<strong>C.<\/strong> K&igrave; gi\u1eefa I.","<strong>D.<\/strong> K&igrave; gi\u1eefa II."],"correct":"1","answer":"<p>Ch\u1ecdn&nbsp;<span style=\"color:#16a085;\"><strong>A.<\/strong> K&igrave; \u0111\u1ea7u I.<\/span><\/p><p>V\u1eadn d\u1ee5ng ki\u1ebfn th\u1ee9c v\u1ec1 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a qu&aacute; tr&igrave;nh gi\u1ea3m ph&acirc;n. Trong qu&aacute; tr&igrave;nh gi\u1ea3m ph&acirc;n b&igrave;nh th\u01b0\u1eddng, s\u1ef1 ti\u1ebfp h\u1ee3p v&agrave; trao \u0111\u1ed5i ch&eacute;o c\u1ee7a nhi\u1ec5m s\u1eafc th\u1ec3 ch\u1ec9 x\u1ea3y ra \u1edf&nbsp;<b>k&igrave; \u0111\u1ea7u I<\/b>.<\/p>","type":"choose","user_id":"131","test":"1","date":"2025-06-17 15:04:03"}]}