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Are a source of genetic variation which are essential for evolution to occur.
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3 votes
Are a source of genetic variation which are
essential for evolution to occur.

Are a source of genetic variation which are essential for evolution to occur.-example-1
User Miguel Marques
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2 Answers

7 votes

Answer:

Formation of new alleles

OR

Gene duplications

User Dularie
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7 votes

The correct answer is "mutations"

User Edwinner
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