The type of reproductive barrier that occurs when two species mate but produce sterile hybrids is referred to as ______.
A) mechanical isolation
B) temporal isolation
C) a postzygotic barrier
D) behavioral isolation

Question

Quizplus · Accepted Answer

This is a postzygotic barrier because it occurs after fertilization and the formation of a hybrid, which is sterile and cannot produce viable offspring. Mechanical isolation and behavioral isolation occur before mating, while temporal isolation refers to differences in breeding times.

The Type of Reproductive Barrier That Occurs When Two Species