問題詳情
29. Which of the following best describes siRNA?
(A) a short double-stranded RNA, one of whose strands can complement and inactivate a sequence ofmRNA
(B) a single-stranded RNA that can, where it has internal complementary base pairs, fold into cloverleafpatterns
(C) a double-stranded RNA that is formed by cleavage of hairpin loops in a larger precursor
(D) a molecule, known as Dicer, that can degrade other mRNA sequences
參考答案
答案：A
難度：適中0.46875
統計：A(15),B(4),C(3),D(3),E(0)