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Brilliant_brown [7]
4 years ago
8

What are the four factors that must be present for natural selection to act upon a population?

Biology
1 answer:
mr Goodwill [35]4 years ago
7 0

Answer:

im not sure what your questions is about it could be

1) mutation, gene flow, genetic drift, and natural selection

or

2)reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population.

Explanation:

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