Explain the role of genetic drift in evolution

Explain the role of genetic drift in evolution

Answer:

Genetic drift:

• Accidents in small populations can change the frequency of some genes in a population.
• This is known as Genetic Drift .
• In this case, the red and blue beetles were equally visible to the crows.
• But when the elephant stepped on the population of beetles, beetles of one characteristic accidentally survived .
• This is not a survival advantage .
• But, this can result in the emergence of new species .