For natural selection to occur, variation must exist. this is true because without variation

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Biology

Kimberly Cox

24 January, 06:07

For natural selection to occur, variation must exist. this is true because without variation

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Jessie Rosales · Answer 1

Without variation, there is no difference between members of a population to be "selected for" in the first place. This is a basic tenet of natural selection. A new trait must arise in order to advance or decrease the fitness of the individual, and hence, its ability to pass on its genes.