Multiple Choice
Average horn size in bighorn rams in North America has decreased by 25% in the past
A) 300 years due to natural selection related to habitat destruction.
B) 100 years due to sexual selection by female bighorn sheep that prefer rams with smaller horns.
C) 30 years due to rapid, human-generated evolution.
D) 1000 years due to human-related selection pressures.
Correct Answer:
Verified
Correct Answer:
Verified
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