21. Population Genetics

Hardy Weinberg

객관식
In the context of Hardy-Weinberg equilibrium, which of the following best defines a gene pool?
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객관식
Under ideal Hardy-Weinberg conditions (very large population, random mating, no mutation, no migration, and no natural selection), how do allele frequencies change over time?
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객관식
In a population at Hardy-Weinberg equilibrium, if the frequency of the g allele is 0.6, what percentage of all alleles in the population are g?
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객관식
Under Hardy-Weinberg assumptions, a diploid population has genotype frequencies $f_{A A}$ , $f_{A a}$ , and $f_{a a}$ . Which expression correctly calculates the allele frequency of $A$ (i.e., $p$ ) from these genotype frequencies?
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객관식
If the Hardy-Weinberg equilibrium is met in a population, what is the net effect?
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객관식
In a population at Hardy-Weinberg equilibrium with an allele frequency of q = 0.25 for a recessive allele, what is the expected frequency of heterozygotes?
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객관식
In a Hardy-Weinberg context, what term describes how often an allele occurs in a gene pool?
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객관식
Which of the following statements is NOT a part of the Hardy–Weinberg principle?
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객관식
In the Hardy-Weinberg equation, what does the letter q represent?
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객관식
In a population at Hardy–Weinberg equilibrium, the frequency of allele $C$ is $p$ and the frequency of allele $c$ is $q$ (with $p + q = 1$ ). What is the expected genotype frequency of $c c$ ?
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객관식
In a random mating population of Drosophila, 5% of the flies have black bodies (encoded by recessive b) and 95% have brown bodies (encoded by B). Assuming Hardy-Weinberg equilibrium what is the genotypic frequency of BB in the population?
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객관식
In the context of Hardy-Weinberg equilibrium, what does allele frequency refer to in a population?
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객관식
In the context of Hardy-Weinberg equilibrium, what is a gene pool?
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객관식
Which of the following formulas can be used to calculate heterozygote frequency in a population?
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객관식
Which of the following is NOT an assumption made when using the Hardy-Weinberg formula?
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