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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?​

Respuesta :

eldusa

Answer:

In sickle cell anemia, blood is also chronically low in oxygen. This lack of oxygen-rich blood can damage nerves and organs, including your kidneys, liver and spleen, and can be fatal. Blindness. Sickle cells can block tiny blood vessels that supply your eyes

Explanation:

Sickle cell disease can cause organ damage, stroke and even death.

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