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Explain why sickle cell anaemia is persistent in the tropics yet it is lethal and these areas have high malaria Providence.​

Sagot :

Sickle cell anemia is persistent in the tropics because those with sickle cell anemia cant contract the malaria virus because of the shape of their blood cells, and this is advantageous in the tropics where there are more malaria cases. So those with sickle cell anemia live to pass on their genes.

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