[問題] 生物考古題一題
Q:The nuclear-synthesized poly-A sequence at the 3’end of eukaryotic
messenger RNA is
(A) found also as a common feature in rRNA and DNA
(B) transcribed from poly-T sequences in template DNA
(C) transcribed by RNA polymerase II
(D) added after 3’end cleavage of the pre-mRNA transcript
這個題目的答案會是哪個呢?
我個人選擇A,拿去問學校老師他說A、C、D都是對的
但這題是單選題,煩請大大幫忙解答:)
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