48. Which one of the below is required for RNA splicing to occur?
(A) a free 5' hydroxyl created by hydrolysis of the phosphate ester bond
(B) a cyclic phospodiester at the 3' end of the RNA molecule
(C) a2' hydroxyl group
(D) the enzyme splicase
(E) a poly-A tail VNOILYN

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統計: A(7), B(2), C(27), D(9), E(2) #3094162

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