Question

Explain why the distribution of sickle cell anaemia and malaria are similar​

Answer 1

It is proposed that hemoglobinopathies protect from severe life-threatening manifestation of malaria. The most important of which is the mutation that causes sickle cell disease (SCD) which leads to a 90% risk reduction of severe Plasmodium falciparum malaria in sub-Saharan African children.

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Answer 2

Answer: There are many genes that influence just this. For example, a genetic variance causing sickle cell anemia actually protects against another disease, malaria. This explains why the gene for sickle cell anemia is found in about 7% of the population in malaria-stricken regions, but is virtually nonexistent elsewhere.

Step-by-step explanation: