The Recessive Allele for Sickle Cell Anemia Is More Prevalent

question 35

Multiple Choice

The recessive allele for sickle cell anemia is more prevalent in regions of Africa where malaria is prevalent,than it is in regions where there is no malaria.This is due to

• A)heterozygous advantage.
• B)founder effect.
• C)frequency dependent selection.
• D)bottleneck effect.

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