Adaptive Immunity Quiz
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Questions and Answers

What is responsible for the increased strength of allergic reactions upon subsequent exposures to an allergen?

  • Cellular evolution (correct)
  • Immune system fatigue
  • Increased allergen concentration
  • Environmental pollution
  • What is a mechanism of evolution that accounts for adaptation?

  • Genetic drift
  • Mutation
  • Gene flow
  • Natural selection (correct)
  • What happens to B cells upon subsequent exposures to an allergen?

  • Become less effective
  • Produce better and more antibodies (correct)
  • Stop functioning
  • Remain unchanged
  • What is the primary reason for the increasing number of people with allergies in America and other countries?

    <p>Human activity altering the course of evolution</p> Signup and view all the answers

    What occurs within the immune system over time to produce a more robust antibody response?

    <p>Adaptation and improvement</p> Signup and view all the answers

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