Biochem Proteins

10 Questions

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Biochemistry Quizzes & Trivia

Quiz on biochem. 10 questions about proteins.


Questions and Answers
  • 1. 
    What are short polypeptides called?
    • A. 

      Primary structures

    • B. 

      Secondary structures

    • C. 

      Polypeptides

    • D. 

      Oligopeptides

  • 2. 
    What is comprised of alpha-helices or parallel or antiparallel beta-pleated sheets?
    • A. 

      Primary structures

    • B. 

      Secondary structures

    • C. 

      Both A and B

    • D. 

      None of the above

  • 3. 
    At what amino acids can beta-turns occur?
    • A. 

      Glycine and alanine

    • B. 

      Glycine and proline

    • C. 

      Glutamate and proline

    • D. 

      Glutamate and alanine

  • 4. 
    Where can disulfide covalent linkages occur between adjacent alpha-helices?
    • A. 

      In keratin

    • B. 

      In the major protein of hair

    • C. 

      In nails

    • D. 

      All of the above

  • 5. 
    Which of the following is a incomplete dietary protein found in connective tissues?
    • A. 

      Collagen

    • B. 

      Keratin

    • C. 

      RNase A

    • D. 

      All of the above

  • 6. 
    What is the cause of scurvy?
    • A. 

      Not being exposed to enough sunlight

    • B. 

      Misfolding protiens

    • C. 

      Defective collagen formation

    • D. 

      All of the above

  • 7. 
    What assists large proteins in folding?
    • A. 

      Prion (prp)

    • B. 

      Amyliod fibers

    • C. 

      Molecular chaperones

    • D. 

      All of the above

  • 8. 
    What does type 2 diabetes, Alzheimer's disease, Huntinghton's disease and Parkinson's disease have in common?
    • A. 

      They are all forms of spongifoam encephalopathies

    • B. 

      They are caused by amyliodoses

    • C. 

      They are caused by low amounts of dopamine

    • D. 

      They are caused by excessive amounts of dopamine

  • 9. 
    What disease results from the misfolding of prion (prp)?
    • A. 

      Crutzfeld Jacob Disease (CJD)

    • B. 

      Cystic Fibrosis

    • C. 

      Alzheimer's Disease

    • D. 

      All of the above

  • 10. 
    Which of the following are forms of spongifoam encephalopathies?
    • A. 

      Mad Cow Disease

    • B. 

      Kuru

    • C. 

      Scrapie

    • D. 

      All of the above