Multiple Choice
Being born with extra fingers on a hand is called polydactyly.This is more common in some populations in North America than others due to ____.
A) natural selection in favor of extra fingers in these populations
B) random mating with other populations in North America
C) an increase in mutation rate in these populations
D) a founder effect because their ancestors from Europe carried the alleles
Correct Answer:
Verified
Correct Answer:
Verified
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