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    Biology Study Set 1
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    Exam 20: Genes Within Populations
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    In Small Populations,frequencies of Certain Alleles May Change by Chance
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In Small Populations,frequencies of Certain Alleles May Change by Chance

Question 21

Question 21

Multiple Choice

In small populations,frequencies of certain alleles may change by chance alone.Such random change in the frequency of alleles is called


A) mutation.
B) migration.
C) genetic drift.
D) nonrandom mating.
E) selection.

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