A common means of speciation in plants but not in animals is:
A) mechanical isolation.
B) allopatric speciation.
C) temporal isolation.
D) polyploidy.

Question

Quizplus · Accepted Answer

Polyploidy, the condition in which an organism has extra sets of chromosomes, is a common means of speciation in plants but not in animals. This genetic change can lead to the rapid emergence of new plant species that are reproductively isolated from their progenitors.

A Common Means of Speciation in Plants but Not in Animals