Lecture 9
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Questions and Answers

Which notation is used to represent the wild type allele in pedigree diagrams?

  • III
  • A (correct)
  • III-4
  • a

    • What is the protein function in individuals who are carriers of autosomal recessive diseases?

  • Little to no protein function
  • Double the normal protein function
  • Complete loss of protein function
  • 50% normal protein function (correct)

    • How can heterozygotes be identified in an autosomal recessive pedigree diagram?

  • Their parents or offspring will be affected
  • They will have complete loss of protein function
  • Half of their symbol will be colored in (correct)
  • They will have elevated sweat electrolyte concentrations

    • Which mutation is the most common cause of cystic fibrosis worldwide?

    <p>Δf508del</p> Signup and view all the answers

    What is the main characteristic symptom of cystic fibrosis?

    <p>Excessive production of thick, sticky mucus in lungs' airways</p> Signup and view all the answers

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