As a habitat becomes fragmented, the population sizes of a species in the habitat should _______, effects of genetic drift should _______, and genetic variation within populations of this species should _______.
A) increase; increase; increase
B) increase; increase; decrease
C) decrease; increase; decrease
D) decrease; decrease; increase

Question

Quizplus · Accepted Answer

Fragmentation typically reduces population sizes, increases the effects of genetic drift, and decreases genetic variation within populations.

As a Habitat Becomes Fragmented, the Population Sizes of a Species