Question

Question

Which statement is correct about a bottleneck event? (1 point)
Responses

A bottleneck event increases the population of a species permanently.
A bottleneck event increases the population of a species permanently.

A bottleneck event increases the gene pool of a population.
A bottleneck event increases the gene pool of a population.

A bottleneck event decreases the population of a species permanently.
A bottleneck event decreases the population of a species permanently.

A bottleneck event decreases the gene pool of a population. expailn what a bottleneck event is in one sentence

Answer 1

A bottleneck event is asharp reduction in the size of a population due to environmental events, disasters, or human activities, which results in a loss of genetic diversity.

The correct statement about a bottleneck event is: A bottleneck event decreases the gene pool of a population. This occurs because the reduced population size limits genetic variation, leading to a less diverse gene pool.