9. The offspring of horse and donkey is viable but sterile. This belongs to which of the following reproductive barriers?
(A) Prezygotic barrier, gametic isolation
(B) Prezygotic barrier, reduced hybrid fertility
(C)Prezygotic barrier, hybrid breakdown
(D)Postzygotic barrier, gametic isolation
(E) Postzygotic barrier, reduced hybrid fertility

答案：登入後查看
統計： A(5), B(8), C(0), D(2), E(9) #3086632

詳解 (共 1 筆)

#5975196
馬和驢的後代是可行的（viable），但...
(共 454 字，隱藏中）
前往觀看
4
0