The fact that being homozygous recessive for the CCR5 receptor protects people from being infected with HIV, thus causing an increase in the recessive CCR5 allele, is an example of

Question

Biology

Bryanna Glenn

6 August, 10:27

The fact that being homozygous recessive for the CCR5 receptor protects people from being infected with HIV, thus causing an increase in the recessive CCR5 allele, is an example of

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Jerry Kramer · Answer 1

Positive natural selection

Explanation:

Positive natural selection is fundamental to adaptive evolution and it is characterized by its ability to be passed on, that is heritable, and beneficial to a population.