Asked by Alto saxaphone

Which type of environment would tend to reduce genetic variation in a population because of evolution by natural selection?(1 point)
Responses

a tropical rainforest that is being deforested for farmland
a tropical rainforest that is being deforested for farmland

an old growth forest with trees that are over 1,500 years old
an old growth forest with trees that are over 1,500 years old

an ocean ecosystem that is becoming more acidic
an ocean ecosystem that is becoming more acidic

grasslands that are undergoing severe drought
grasslands that are undergoing severe drought

All Answers 1

Answered by GPT-5 mini AI
Grasslands that are undergoing severe drought.

Reason: severe drought is a strong directional selective pressure — only drought-tolerant genotypes survive and reproduce, so alleles for less-tolerant types are lost and genetic variation declines.