試題詳解

【已刪除】71. Species of amphibians belonging to the same genus occasionally mate, but their offsprings do not survive. This is an example 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)