問題詳情

9.tEukaryotic primary transcripts are usually composed of (1) 5'-UTR, (2) Exon, (3) Intron, and (4) 3'- UTR, but their full length cDNAs only contain
(A) 1+2+3,
(B) 2,
(C) 1+2+4,
(D) 2+3,
(E) 1+2+3+4

參考答案

答案:99

統計:A:0,B:0,C:0,D:0,E:0

難度:計算中