Mendelian Explanation of Continuous Variation in Skin Color
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Questions and Answers

What is the probability of two individuals having identical genotypes at 10 unlinked loci, as mentioned in the text?

  • 1 in 17 billion
  • 1 in 20,000
  • 37.5%
  • 0.005% (correct)
  • What is the population frequency of large blocks of duplication or deletion known as Copy Number Variants (CNVs)?

  • 1% (correct)
  • 1 in 20,000
  • 1 in 17 billion
  • 37.5%
  • How many human CNVs were identified by June 2009 according to the text?

  • > 5000
  • < 5000
  • < 99%
  • > 6000 (correct)
  • What is a genetic marker as defined in the text?

    <p>A landmark that identifies a unique location on a chromosome</p> Signup and view all the answers

    Why are markers often used in tracking genes whose location is known but gene itself is unidentified?

    <p>To track inheritance patterns indirectly</p> Signup and view all the answers

    What type of DNA variants are used as genetic markers?

    <p>Microsatellites and SNPs</p> Signup and view all the answers

    What does positional cloning involve according to the text?

    <p>Mapping DNA segments within linkage regions</p> Signup and view all the answers

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