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Question

Genetic drift is a change of


A

Appearance of recessive genes

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B

Gene frequency from one generation to next

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C

None of the above

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D

Gene frequency in same generation

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Solution

The correct option is C

None of the above


The random changes in gene frequencies in a population occurring by chance alone rather than by natural selection is called genetic drift. Although genetic drift occurs in all populations, its effects are most marked in very small isolated populations.


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