DNA Replicaton And Mutation

15 Questions | Total Attempts: 310

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DNA Quizzes & Trivia

Lets students know if they grasp the concept of DNA Replication.


Questions and Answers
  • 1. 
    DNA is a duoble stranded helix that is held together by...
    • A. 

      Covalent Bond

    • B. 

      Hydrogen Bond

    • C. 

      Ionic Bond

  • 2. 
    What are the four base pairs used as a template model when DNA synthesis occurrs? 
    • A. 

      Adenine, Guanine, Cytosine, Uracil

    • B. 

      Thymine, Cytosine, Guanine, Adenine

  • 3. 
    DNA + Protein=
    • A. 

      Nucleotide

    • B. 

      Enzyme

    • C. 

      Polypeptide

    • D. 

      Chromosome

  • 4. 
    RNA is a...
    • A. 

      Single Strand

    • B. 

      Double Strand

  • 5. 
    What is the purpose of the enzyme DNA ligase?
    • A. 

      Helps seperate the double helix into two strands

    • B. 

      Adds new nucleotides

    • C. 

      Forms a bond and puts together segments

  • 6. 
    What is the purpose of the enzyme DNA polymerase?
    • A. 

      Seperation of the two strands

    • B. 

      Adds new nucleotides

    • C. 

      Joins together the segments

  • 7. 
    What is the purpose of the enzyme DNA helicase?
    • A. 

      Add new segments

    • B. 

      Seperates the double helix into two seperate strands

    • C. 

      Adds new nucleotides

  • 8. 
    Match up the following... TAGCCATAC
    • A. 

      GCTAATGCA

    • B. 

      UCGGUTCG

    • C. 

      ATCGGTAG

  • 9. 
    In RNA synthesis, Adenine pairs up with _____ instead of Thymine.
    • A. 

      Ureka

    • B. 

      Uracine

    • C. 

      Uracil

  • 10. 
    Whats the main purpose in gene regulation?
    • A. 

      Conserve enegy

    • B. 

      Make ATP

    • C. 

      Speed up the process

  • 11. 
    Gene mutatons occur when....
    • A. 

      The gene sequence stays the same.

    • B. 

      The gene sequence changes shape or is cut off.

    • C. 

      The gene sequence removes or adds nucleotides.

    • D. 

      Both B and C

    • E. 

      Both A and C

  • 12. 
    When mutation occurs but it does not change the protein its referred to as______ mutation.
    • A. 

      Missense

    • B. 

      Nonsense

    • C. 

      Frameshift

    • D. 

      Silent

  • 13. 
    _______ ________ causes sever damage if it happens at the beginning of the sequence due to it changing the entire protein produced.
    • A. 

      Missense mutation

    • B. 

      Frameshift insertion

    • C. 

      Silent mutation

    • D. 

      Nonsense mutation

  • 14. 
    When this type of mutation occurs it changes the protein produced and is most likely not functional.
    • A. 

      Silent

    • B. 

      Nonsense

    • C. 

      Missense

  • 15. 
    Nonsense mutation stops the _____ from producing the protein.
    • A. 

      Anticodon

    • B. 

      Code

    • C. 

      Start codon

    • D. 

      Codon

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