Which of the Following Statements Is True

question 1

Multiple Choice

Which of the following statements is true?

• A)Sister chromatid exchange would mutate one strand of DNA.
• B)Harlequin chromosomes are a result of homologous recombination.
• C)Sister chromatid exchange would lead to a reshuffling of alleles.
• D)Crossing over has a cytological basis.
• E)Exchanges occur between homologous chromosomes,but never between sister chromatids.

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