4.Which two DNA bases are held together by the hydrogen bonds below? (from left to right)
(A) G and C.
(B)Aand T.
(C)TandA﹒
(D) Cand G.
(E)Aand C.
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統計: A(10), B(2), C(1), D(3), E(0) #3236537
統計: A(10), B(2), C(1), D(3), E(0) #3236537