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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 .
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