Respuesta :
One way to describe a species is as a population adapted to a certain niche. That population has a small gene pool. If the members of different species could interbreed with each other, too much genetic variability would occur in that gene pool. Too much genetic variability would reduce adaptation to the niche.
Answer: B
Explanation: Too much variability in a gene pool would reduce specific frauds and would reduce adaptation to the niche.
