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.
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.
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