If biological species are defined in terms of reproductive compatibility, which of the following factors determines the formation of a new species?
A) gene flow
B) reproductive isolation
C) hybrid formation
D) gene pool expansion

Question

Quizplus · Accepted Answer

Reproductive isolation is the key factor in the formation of new species according to the biological species concept, as it prevents gene flow between populations, leading to speciation.

If Biological Species Are Defined in Terms of Reproductive Compatibility