試題詳解

21. Which statement is incorrect about translation regulation in eukaryotic mRNAs?
(A) Translational regulation may play an important role in regulating very long eukaryotic genes.
(B) Translational initiation factor eIF2 can be phosphorylated to activate translation.
(C) Some proteins bind directly to 3'UTR of mRNA and act as translational repressors.
(D) Proteins 4E-BPs are inactivated by phosphorylation.
(E) micro-RNAs are able to inhibit translation.