問題詳情

71. Species of amphibians belonging to the same genus occasionally mate, but their offsprings do not survive. This is anexample of ______
(A) the postzygotic barrier called hybrid.
(B) the prezygotic barrier called hybrid disjunction.
(C) gametic isolation.
(D) the postzygotic barrier called hybrid breakdown.
(E) adaptative inviability.(本題送分)

參考答案

答案:A,B,C,D
難度:非常困難0
統計:A(0),B(0),C(0),D(0),E(0)

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