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Question

An isolated population of humans, with approximately equal number of blue-eyed and brown-eyed individuals, was decimated by an earthquake. Only a few brown eyed people remained to form the next generation. This kind of change in the gene pool is called a


A

Hardy-Weinberg equilibrium

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B

Blocked gene flow

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C

Bottleneck effect

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D

Founder effect

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Solution

The correct option is C

Bottleneck effect


Bottle neck effect in ecology is defined as the change in genetic pool when some sudden event occur leaving only few individuals of the population. This can be understood by following example.



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