Hybridization between different species is rare because it ____.
A) requires the breakdown of a barrier preventing interbreeding
B) causes lethal mutations in hybrid offspring
C) leads to the exchange of genes between closely related species
D) leads to gene flow between species
E) contradicts the species concept

Question

Quizplus · Accepted Answer

Hybridization between different species is rare primarily because it requires the breakdown of prezygotic or postzygotic barriers that prevent interbreeding between the species. These barriers include differences in mating rituals, timing of fertility, mechanical differences, and genetic incompatibilities that typically prevent different species from successfully mating and producing viable, fertile offspring.

Hybridization Between Different Species Is Rare Because It ____