Biology Chapter 8 Vocabulary Quiz
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Questions and Answers

What is the function of DNA polymerases?

  • Transcribing DNA to RNA
  • Breaking down DNA strands
  • Forming new nucleotide strands (correct)
  • Assisting in protein synthesis
  • Which of the following accurately describes transcription?

  • Creating an mRNA message from tRNA
  • Producing a complementary RNA strand from DNA (correct)
  • Synthesizing a protein from an mRNA template
  • Reading the genetic code on ribosomes
  • What is the role of messenger RNA (mRNA) in protein synthesis?

  • Serving as an intermediate message for protein formation (correct)
  • Forming part of ribosomes
  • Bonding nucleotides together
  • Transporting amino acids to the ribosome
  • Which molecule is responsible for bringing amino acids to the ribosome during protein synthesis?

    <p>Transfer RNA (tRNA)</p> Signup and view all the answers

    What does the term 'double helix' refer to in the context of genetics?

    <p>The winding of two DNA strands around each other</p> Signup and view all the answers

    Which enzyme group is responsible for bonding nucleotides together to form new RNA molecules?

    <p>RNA polymerases</p> Signup and view all the answers

    Bacteriophage: A type of virus also known as “______”, takes over a bacterium’s genetic machinery

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

    Nucleotides: The small units, or monomers, that makeup ______.

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

    Double Helix: When two strands of DNA wind around each other like a twisted ______.

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

    Base Pairing Rules: The rule that Thymine (T) always pairs with adenine (A), and cytosine (C) always pairs with ______ (G).

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

    Central Dogma: The information flows in one direction from DNA to RNA to ______.

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

    RNA: Ribonucleic acid, a chain of nucleotides, each made of sugar, a phosphate group, and a ______-containing base.

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

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