Sample Questions — Hardy-Weinberg principle
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MCQ
Gene migration affects allele frequency by
✅ Correct Answer: C
Migration changes gene frequencies in both original and recipient populations.
MCQ
If (p + q)² ≠ 1 in a population, which conclusion is most valid?
✅ Correct Answer: B
Deviation from (p + q)² indicates influence of evolutionary forces.
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MCQ
Q4. If a population shows deviation from the Hardy-Weinberg predictions, what can be inferred?
✅ Correct Answer: B
Deviation in allele frequency indicates evolutionary change.
MCQ
Which of the following is a binomial expansion of the Hardy-Weinberg equation?
✅ Correct Answer: B
The genotype frequencies p², 2pq, and q² result from (p + q)² = 1.
MCQ
Why was there a need for a mathematical model like Hardy-Weinberg after Darwin and Mendel’s work?
✅ Correct Answer: B
Hardy-Weinberg provided a baseline model showing when and how allele frequencies change, i.e., evolution occurs.
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