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Andrews [41]
2 years ago
15

Explain why genetic variation is necessary for natural selection to occur. Include an explanation of how it affects individuals'

likelihood of surviving and reproducing.
Biology
1 answer:
makvit [3.9K]2 years ago
3 0

Answer:

Genetic variation is essential for natural selection because natural selection can only increase or decrease frequency of alleles that already exist in the population. Genetic variation is caused by: mutation

Explanation:

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