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Biology  /  Bio 0055  ·  Atom · ~20 seconds

Evolution

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In this course, evolution names a change in a population's allele frequencies across generations — the process, not one mechanism driving it.

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A population's mix of gene variants can shift generation to generation long before anyone observes a new trait appearing.

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This course keeps *evolution* and *natural selection* distinct; the second is one mechanism of the first, not a synonym.