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Heterozygotes, who have one copy of sickle cellallele, are found to be resistant to malaria, soheterozygotic population survives more successfullythan either normal or sickle cell homozygoticpopulation. This type of selection by nature isreferred to as |
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Answer» ANSWER. People develop sickle-cell disease, 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 haemoglobin. ... Their results show that the gene does not protect against infection by themalaria parasite, as was previously thought |
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