12. 有關真核細胞染色體端粒(telomere)的敘述,下列何者錯誤? (A..-阿摩線上測驗
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2F Bluuue 國二上 (2024/04/17)
和中山111年題目類似
46. How does the enzyme telomerase meet the challenge of replicating the ends of linear chromosomes?
(A) It adds numerous GC pairs, which resist hydrolysis and maintain chromosome integrity.
(B) It catalyzes the shortening of telomeres, compensating for the elongation that could occur during replication without telomerase activity.
(C) It adds a single 5' cap structure that resists degradation by nucleases.
(D) It is a reverse transcriptase that carries its own RNA molecule that works as a template to lengthen telomeres.
(E) It causes specific double-strand DNA break... 查看完整內容 |
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