The frequency of the sickle cell allele is high in populations
at low elevations in East...
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Biology
The frequency of the sickle cell allele is high in populationsat low elevations in East Africa, where mosquitos breed year-round,and lower in high elevation populations where mosquitos are muchless abundant. Which, if any, evolutionary processes mightcontribute to these differences in allele frequencies? Explain youranswer.
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Answer Africa currently accounts for 85 percent of world malaria cases and 90 percent of world malaria deaths In the United States about 1 in 500 AfricanAmericans develops sickle cell anemia In Africa about 1 in 100 individuals develop this disease The reason for such a huge difference is natural selection There are two alleles that play a role in the inheritance of
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