Biological Regulation of Enzyme Activity Quiz
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Questions and Answers

What is the primary factor determining the amount of enzyme in a cell?

  • Regulation of catalytic activity
  • Rate of degradation of the enzyme
  • Rate of synthesis of the enzyme (correct)
  • Secondary and tertiary structure of enzymes
  • How is the primary structure of an enzyme determined?

  • Sequence of purine and pyrimidine bases of the messenger RNA
  • Matching bases of transfer RNA-amino acid complex
  • Trinucleotide code of messenger RNA (correct)
  • Allosteric activators or inhibitors
  • What determines a cell's ability to synthesize a particular enzyme?

  • DNA code and master template (correct)
  • Induction
  • Genetic mutation
  • Allosteric activators
  • Which level of structural change may cause a mutation to result in complete loss of catalytic activity?

    <p>Primary structure</p> Signup and view all the answers

    What primarily dictates the secondary, tertiary, and quaternary structure of enzymes?

    <p>Primary structure</p> Signup and view all the answers

    Which of the following is NOT a role of soil enzymes?

    <p>Generating energy for plant growth</p> Signup and view all the answers

    What is the primary source of enzymes found in soil?

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

    In what way can enzymes be localized within the soil?

    <p>Intracellularly and at the cell membrane</p> Signup and view all the answers

    What primarily determines the amount of enzymes in soil systems?

    <p>Amount of organic matter content</p> Signup and view all the answers

    Which of the following is an example of an enzyme released from plants and microorganisms into the soil?

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

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