Sickle-cell trait is apparently an adaptation for the prevention of __________.

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07-04-2018
Biology

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Sickle-cell trait is apparently an adaptation for the prevention of __________.

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jamuuj jamuuj · Answer 1 · 2018-04-16T11:11:56+02:00

Sickle cell trait is apparently an adaptation for the prevention of Malaria. Sickle cell trait is a condition in which the red blood cells are abnormally shaped, if they inherit two faulty copies of the gene for the oxygen-carrying protein hemoglobin. The faulty gene persists because even carrying one copy of it confers some resistance to malaria. As a result, the frequencies of sickle cell carriers are high in malaria endemic areas.