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Bumek [7]
2 years ago
6

What must be true for natural selection to happen?

Biology
1 answer:
Tems11 [23]2 years ago
8 0

Answer:

D

Explanation:

Because there has to be competition or one population wouldnt decrease and the other wouldn't increase due to survival and reproduction the population doesn't always have to be below the carrying capacity because it can also do it when its above and natural selection can act on traits determined by different alleles.

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