In hybrid zones where reinforcement is occurring, you should see a decline in ________.
A) gene flow between distinct gene pools
B) speciation
C) the genetic distinctness of two gene pools
D) mutation rates
E) hybrid sterility

Question

Quizplus · Accepted Answer

Reinforcement occurs when natural selection favors individuals who do not mate with individuals from the other gene pool in hybrid zones, resulting in a decrease in gene flow between distinct gene pools. This leads to increased genetic distinctness between the two gene pools.

In Hybrid Zones Where Reinforcement Is Occurring, You Should See