In higher organisms, successful mating can occur between members of the same
A) genus.
B) species.
C) class.
D) order.
E) family.

Question

Quizplus · Accepted Answer

Successful mating generally occurs between members of the same species. While members of the same genus may be able to produce offspring, these offspring are often sterile or less fit than their parents, making successful mating less likely. Mating between members of different classes, orders, or families is even less likely to result in viable offspring.

In Higher Organisms, Successful Mating Can Occur Between Members of the Same