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Science

10th

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Genetic Drift

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8 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    What does allele frequency refer to in a gene pool?

    The number of genes in the pool

    The number of times an allele occurs in a gene pool, compared to the total number of alleles in that pool for the same gene

    The total number of alleles for all genes in the pool

    The percentage of genes that are homozygous for a given allele

  • 2. Multiple Choice
    30 seconds
    1 pt

    What is genetic drift?

    A) A predictable change in allele frequency due to natural selection

    B) A random change in allele frequency

    C) The transfer of alleles from one population to another

    D) A change in allele frequency due to mutation

  • 3. Multiple Choice
    30 seconds
    1 pt

    In which type of populations does genetic drift usually occur?

    A) Large populations with stable allele frequencies

    B) Small populations

    C) Populations with high mutation rates

    D) Populations undergoing natural selection

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