| http://www.w3.org/ns/prov#value | - The gene survives at least partly because although it is a killer in a lot of places, in places where malaria is a major cause of death, the AS phenotype of the sickle-cell variation allows enough individuals to reach breeding age without dying from malaria to preserve the variation, and the species (they still get the disease, they are just more likely to survive it).
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