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11-06-2017
Biology

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As an environment changes, and some organisms have a higher fitness than other, natural selection acts directly on

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scme1702 scme1702

19-06-2017

Natural selection acts directly on those gene variations for traits or phenotypes.
The phenotype of an organism is the physical characteristic and is determined by the organism's genotype. Natural selection selects the genes that produce a certain phenotype by providing suitable conditions for a certain phenotype.

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