Trivia Quiz: What Do You Know About The Molecular Basis Of Inheritance?

27 Questions | Total Attempts: 1549

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Trivia Quiz: What Do You Know About The Molecular Basis Of Inheritance?

What Do You Know About The Molecular Basis Of Inheritance? In this trivia quiz, you will get to review the scientific reason behind the fact that an offspring has characteristics from the parents and what role genes play in the behavior, appearance, and ailments an offspring may face. Do give it a try and see if you are as knowledgeable as you think.


Questions and Answers
  • 1. 
    What is the genetic material which passes traits from one generation to the next?
    • A. 

      DNA, RNA, nucleotides

    • B. 

      Protein, RNA, DNA

    • C. 

      DNA, protein, ribosomes

    • D. 

      Microtubules, DNA, protein

  • 2. 
    Who studied pneumonia in mammals?
    • A. 

      Frederick Griffith

    • B. 

      Maurice Wilkins

    • C. 

      Oswald Avery

    • D. 

      Erwin Chargaff

  • 3. 
    How do the nitrogenous in DNA pair up?
    • A. 

      Adenine (A) with cytosine (C) and guanine (G) with thymine (T)

    • B. 

      Adenine (A) with guanine (G) and thymine (T) with cytosine (C)

    • C. 

      Adenine (A) with thymine (T) and guanine (G) with cytosine (C)

  • 4. 
    What are the two groups of Nitrogenous bases?
  • 5. 
    What kind of bond holds nucleotides together?
  • 6. 
    What three parts does a nucleotide consist of?
  • 7. 
    Nucleic acids are polymers.
    • A. 

      True

    • B. 

      False

  • 8. 
    What kind of bonds are between nitrogenous bases?
  • 9. 
    Who analyzed DNA base composition and studied molecular diversity among species?
    • A. 

      Fransis Crick

    • B. 

      Erwin Chargaff

    • C. 

      Rosalind Franklin

    • D. 

      Rick Vitale

  • 10. 
    A + T = G + C
    • A. 

      True

    • B. 

      False

  • 11. 
    Who used X-ray crystallography?
    • A. 

      James Watson and Francis Crick

    • B. 

      Jeff Towner and Collin Brady

    • C. 

      Maurice Wilkins and Rosalind Franklin

    • D. 

      Frederick Griffith and Oswald Avery

  • 12. 
    Eukaryotic DNA replication is faster than prokaryotic DNA replication.
    • A. 

      True

    • B. 

      False

  • 13. 
    What is the enzyme that releases tortional stress by cutting DNA, allowing rotation of DNA< and putting it back together?
  • 14. 
    What untwists the double helix at the replication forks and breaks hydrogen bonds holding the strands together?
  • 15. 
    What keeps the DNA strands apart (maintains single-strandedness)?
  • 16. 
    DNA can only be synthesized in one direction.
    • A. 

      True

    • B. 

      False

  • 17. 
    DNA polymerases add nucleotides only to the free 5' end of a growing strand.
    • A. 

      True

    • B. 

      False

  • 18. 
    A primase consists of 10-12 nucleotides of...
    • A. 

      DNA

    • B. 

      RNA

    • C. 

      Protein

  • 19. 
    Leading strand synthesis moves away from the replication fork and is discontinuous while lagging strand synthesis moves toward the replication fork and is continuous.
    • A. 

      True

    • B. 

      False

  • 20. 
    A complex of proteins that replaces RNA nucleotides with DNA nucleotides is called.....
    • A. 

      DNA polymerase I

    • B. 

      DNA polymerase II

    • C. 

      DNA polymerase III

  • 21. 
    The lagging strand is synthesized as a series of segments called _______ ________, which are then joined together by DNA ligase.
  • 22. 
    What joins the 3' end of DNA that replaces primer to rest of leading strand and joins Okazake fragments of lagging strand?
  • 23. 
    DNA ligase requires energy.
    • A. 

      True

    • B. 

      False

  • 24. 
    What synthesizes new DNA strand by covalently adding nucleotides to the 3' end of a pre-existing DNA strand or RNA primer?
    • A. 

      DNA polymerase I

    • B. 

      DNA polymerase II

    • C. 

      DNA polymerase III

  • 25. 
    What is the enzyme that cuts out RNA nucleotides?
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