Understanding Antigens and Haptens
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Questions and Answers

Which of the following is true about haptens?

  • Haptens are recognized by the body as being self.
  • Haptens can stimulate a primary adaptive response when bound to a carrier protein. (correct)
  • Haptens are large immunogenic proteins.
  • Haptens are only nucleic acids.

    • What type of molecule is most likely to be an immunogen?

  • Lipid
  • Protein with high molecular weight (correct)
  • Nucleic acid
  • Small molecule

    • What is the role of superantigens in T-cell activation?

  • Cross-link T cell receptor to the major histocompatibility complex class II (correct)
  • Inhibit T cell activation
  • Induce antigen-specific recognition of peptides
  • Activate B cells

    • Which of the following is an example of an antigenic molecule?

    <p>$C_{18}H_{36}O_{2}$ (stearic acid)</p> Signup and view all the answers

    What is the function of a conjugate vaccine?

    <p>To combine two weak immunogens to form a strong immunogen</p> Signup and view all the answers

    Which of the following is true about haptens?

    <p>Haptens can stimulate a primary adaptive response when bound to a carrier protein</p> Signup and view all the answers

    What type of molecule is most likely to be an immunogen?

    <p>Proteins with high molecular weight</p> Signup and view all the answers

    What is the role of superantigens in T-cell activation?

    <p>Cross-link the T cell receptor to the major histocompatibility complex (MHC) class II</p> Signup and view all the answers

    Which of the following is an example of an antigenic molecule?

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

    What strategy is used when designing a conjugate vaccine?

    <p>Conjugating a weak immunogen to a strong peptide antigen</p> Signup and view all the answers

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