Question

in this diagram, the colored marbles represent alleles: what is the best description of the bottleneck effect? allele frequency stays the same regardless of changes in the population size an increase in allele frequency due to population growth a change in allele frequency due to a dramatic loss of population

Explanation:

The bottleneck effect occurs when a population undergoes a sharp reduction in size, leading to changes in allele frequencies in the surviving population.

Answer:

a change in allele frequency due to a dramatic loss of population