問題詳情
49. Which of the following is present in double-stranded cDNA but absent in the corresponding genomicDNA of eukaryotic cells?
(A) Promoter sequences
(B) A homopolymeric sequence of A:T base pairs
(C) Intron sequences
(D) 5' and 3'UTRs
(E) Exon sequences
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增