how-does-natural-selection-favor-heterozygous-individuals-for-the-sickle-cell-tr

Question

How does natural selection favor heterozygous individuals for the sickle cell trait in areas with high malaria prevalence?

Accepted Answer

They have resistance to malaria without severe sickle cell disease.

Answer

They have severe sickle cell disease and no resistance to malaria.

Answer

They have no sickle cell disease and are fully susceptible to malaria.

Answer

They have resistance to malaria and severe sickle cell disease.