B Form vs A Form of DNA Structure
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Questions and Answers

What percentage of cellular RNA does Ribosomal RNA (rRNA) form?

  • Less than 1%
  • 5%
  • 15%
  • 80% (correct)

    • Which type of RNA is translated into a specific protein?

  • rRNA
  • tRNA
  • snRNA
  • mRNA (correct)

    • What stabilizes the clover-leaf appearance of Transfer RNA (tRNA)?

  • Peptide bonds
  • Glycosidic bonds
  • Hydrogen bonds between complementary bases (correct)
  • Disulfide bonds

    • Which region of Messenger RNA (mRNA) carries the code for the synthesis of specific proteins?

    <p>Translated coding sequence</p> Signup and view all the answers

    Which type of RNA forms less than 1% of cellular RNA?

    <p>Small nuclear RNA (snRNA)</p> Signup and view all the answers

    What is the primary function of Transfer RNA (tRNA)?

    <p>Translation of mRNA into proteins</p> Signup and view all the answers

    Ribosomal RNA (rRNA) forms approximately 70% of total RNA.

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

    Transfer RNA (tRNA) forms 15% of cellular RNA.

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

    Messenger RNA (mRNA) is the only type of RNA that is translated.

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

    Ribosomal RNA (rRNA) is associated with proteins to form ribosomes.

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

    Small nuclear RNA (snRNA) forms more than 1% of cellular RNA.

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

    The clover-leaf appearance of Transfer RNA (tRNA) is stabilized by hydrogen bonds between complementary bases.

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

    Messenger RNA (mRNA) carries messages from ribosomes to DNA.

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

    Ribosomal RNA (rRNA) has a clover-leaf appearance.

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

    Transfer RNA (tRNA) has three regions: leading, coding, and tailing sequences.

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

    Messenger RNA (mRNA) ends its 3’ untranslated tailing sequence with a cap.

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

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