Which of the Following Best Describes Why Mapping Is Most

question 17

Multiple Choice

Which of the following best describes why mapping is most accurate when genes are close together on a chromosome?

• A)This is not true; mapping genes is most accurate when genes are far away from each other.
• B)Double crossover events yield a result that looks the same as no crossover in a two gene mapping experiment and this throws off the calculations.
• C)The centromere gets in the way.
• D)This is not true; relative distance of two loci on a chromosome has no effect on accuracy of mapping.
• E)Double crossover events yield a result that looks the same as one crossover in a two gene mapping experiment and this throws off the calculations.

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