DNA And RNA Structure Test Quiz!

15 Questions | Total Attempts: 2043

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DNA And RNA Structure Test Quiz! - Quiz

Do you know about RNA and DNA with their structures? Check out this amazing quiz and test your knowledge for the same. DNA and RNA are the essential molecules in cell biology. They help with keeping and reading genetic information that exemplifies all life. They are both linear polymers consisting of sugars, phosphates, and bases. You must take this quiz on DNA and RNA and learn interesting trivia the most fun way.


Questions and Answers
  • 1. 
    Where is DNA found?
    • A. 

      In the nucleus

    • B. 

      In the Cytoplasm

    • C. 

      In human body

    • D. 

      In mitochondria

  • 2. 
    What is the smallest unit of nucleic acids?
    • A. 

      Amino acids

    • B. 

      Monosaccharide

    • C. 

      Nucleotide

    • D. 

      Glycerol

  • 3. 
    Which nucleic acid contains ribose?
    • A. 

      DNA

    • B. 

      RNA

    • C. 

      Both of these

    • D. 

      None of these

  • 4. 
    What are the 3 parts of a nucleotide?
    • A. 

      Sugar (either ribose or dexoyribose), Amino acid, sulfur

    • B. 

      Sugar (1 of 4 types), nitrogenous base and sulfur group

    • C. 

      Sulfur group, phosphate group and nitrogenous base

    • D. 

      Sugar (either ribose or deoxyribose), Nitrogenous base, phosphate group

  • 5. 
    Who discovered the structure of DNA?
    • A. 

      Watson, Crick and Franklin

    • B. 

      Mendel

    • C. 

      Einstein

    • D. 

      Samualson

  • 6. 
    In DNA, what pairs with Adenine?
    • A. 

      Adenine

    • B. 

      Guanine

    • C. 

      Cytosine

    • D. 

      Thymine

  • 7. 
    What holds one strand of DNA to the other strand?
    • A. 

      Covalent bonds

    • B. 

      Ionic bonds

    • C. 

      Hydrogen bonds

    • D. 

      Carbon bonds

  • 8. 
    What base is in RNA, but not in DNA?
    • A. 

      Adenine

    • B. 

      Guanine

    • C. 

      Cytosine

    • D. 

      Thymine

    • E. 

      Uracil

  • 9. 
    How many strands are RNA and DNA?
    • A. 

      Both RNA and DNA are double stranded

    • B. 

      RNA is single stranded and DNA is double stranded

    • C. 

      RNA is double stranded and DNA is single stranded

    • D. 

      Both RNA and DNA are single stranded. 

  • 10. 
    Which of these nucleic acids contain nitrogenous bases?
    • A. 

      DNA, only

    • B. 

      RNA, only

    • C. 

      DNA and RNA

    • D. 

      None of these

  • 11. 
    DNA is the instructions for the cell. If it is in the nucleus, how do the instructions get into the cytoplasm and to the organelles?
    • A. 

      The DNA will go through small holes (pores) in the nuclear membrane to the cytoplasm.

    • B. 

      Messenger RNA (mRNA) is a copy of the instructions contained in DNA and it can move from the nucleus to the cytoplasm. 

    • C. 

      The instructions for the cell do not have to get into the cytoplams. 

    • D. 

      All of these

  • 12. 
    DNA stands for
    • A. 

      Deoxyribonucleic acid

    • B. 

      Deoxynucleic acid

    • C. 

      Deoxynuclear acid

    • D. 

      Denatured acid

  • 13. 
    Which of the following shows the sequence and orientation of the primer’s DNA template?
    • A. 

      5’-AGGCTTGACGACTCAGCT-3'

    • B. 

      3’-AGGCTTGACGACTCAGCT-5’

    • C. 

      3’-GAATCCAGTAGTCTGATC-5’

    • D. 

      5’-GAATCCAGTAGTCTGATC-3’

  • 14. 
    By which process RNA is made from DNA?
    • A. 

      Transcription

    • B. 

      Synthesis

    • C. 

      Replication

    • D. 

      Translation

  • 15. 
    The process by which DNA makes a copy of itself is called what?
    • A. 

      Replication

    • B. 

      Synthesis

    • C. 

      Translation

    • D. 

      Transcription

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