balancing selection


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balancing selection

any selective process which maintains a balanced POLYMORPHISM.
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Balancing selection may have enabled humans and chimps to retain multiple lines of defense that can be called on when a pathogen evolves new weapons.
The initial plan will be to determine the effect of balancing selection on the evolution of recombination and outcrossing rates.
This implies that malaria earlier on wasn't a sufficiently serious cause of mortality to maintain the mutation through balancing selection.

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