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Which of the following statements are true about the Bottleneck Effect?

Option: 1

It occurs due to the selective advantage of certain genetic variations.

Option: 2

It leads to an increase in gene diversity within a population.

Option: 3

It is caused by the colonization of new habitats.

Option: 4

It results in a severe reduction in the gene diversity of a population.

Answers (1)


The Bottleneck Effect is characterized by a drastic reduction in the population size, leading to a loss of genetic diversity and an increase in the frequency of certain alleles. Hence, option 4 is the correct answer.

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