Biology, 01.04.2021 16:40 silvernekoo

NEED HELP! Sickle cell disease is lethal, usually killing its victims before they reach maturity and can reproduce. According to the theory of natural selection, the sickle cell gene should not remain in the population. How do scientists explain its prevalence in certain regions?

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NEED HELP! Sickle cell disease is lethal, usually killing its victims before they reach maturity an...