4. Population Genetics

Genetic Drift — Quiz

Test your understanding of genetic drift with 5 practice questions.

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Practice Questions

Question 1

What is the expected long-term effect of genetic drift on allele frequencies in a small population?

Question 2

If a population of 30 individuals experiences a bottleneck, what is the most likely outcome for genetic variation?

Question 3

In a population of 100 individuals, if allele A has a frequency of $p = 0.3$, what is its probability of eventual fixation due to genetic drift?

Question 4

Which of the following best describes the founder effect?

Question 5

What is the primary mechanism by which genetic drift causes changes in allele frequencies?