問題詳情
24. Which of the following description about RNA polyadenylation is (are) correct?
(A) transcription of eukaryotic genes ends before the polyadenylation site.
(B) polyadenylation efficiency varies upon the sequence of a polyadenylation signal
(C) both CPSF and poly( A ) polymerase (PAP) are required for the initiation phase
(D) AAUAAA is required for the elongation phase
(E) polyadenylation only occurs in the nucleus
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增