阿摩線上測驗
4. Which ofthe following features protect mRNA from premature degradation by cellular exonucleases?
(A) poly( A ) tail
(B) 5'-methylguanosine cap
(C) introns
(D) Both AandB
(E) All of the above
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統計： A(1), B(0), C(0), D(1), E(1) #3195107
統計： A(1), B(0), C(0), D(1), E(1) #3195107
