单项选择题
A.5LGCU-3’ B.5’-CCG-3’ C.5’-CGC-3’ D.5’-CCC-3’ E.5’GCC-3’
A.5’-TGATCAGTC-3’ B.5’-LIGAUCAGUC-3’ C.5’-CUGACUAGU-3’ D.5’-CTGACTAGT-3’ E.5’-CAGCUGACU-3’
A.hnRNA B.mRNA C.tRNA D.rRNA E.snRNA