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professor190 [17]
3 years ago
15

Sickle cell anemia is a disorder common in the sub-Saharan region of Africa. Although sickle cell anemia is generally fatal, hav

ing one allele for the disorder is also known to make a person resistant to malaria. Research shows that in the areas where malaria is most common, the sickle cell trait is seen in more than 40% of the total population.
A bioaccumulation
B geographic isolation
C interbreeding
D natural selection
Biology
1 answer:
Anna11 [10]3 years ago
7 0

the answer to this question is d

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Step 1- Investigative Question
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