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Please Select the Best Match for Each Defenition

Question 42

Matching

Please select the best match for each defenition.

Premises:
Sickle-cell heterozygotes have a selective advantage,exhibiting
Hybrid sterility is an example of
Favorable alleles of genes can cause selection for an allele of an unrelated linked gene,a phenomenon known as
Immigration of individuals with different allele frequencies into a population causes
Very small,isolated populations are subject to
Responses:
postzygotic isolation.
overdominance.
genetic hitchhiking.
genetic drift.
gene flow.

Correct Answer:

Sickle-cell heterozygotes have a selective advantage,exhibiting
Hybrid sterility is an example of
Favorable alleles of genes can cause selection for an allele of an unrelated linked gene,a phenomenon known as
Immigration of individuals with different allele frequencies into a population causes
Very small,isolated populations are subject to
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