Prokaryotic Gene Regulation Quiz
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Questions and Answers

What is the main characteristic of an operon?

  • It produces multiple mRNAs using one promoter
  • It produces a single mRNA using multiple promoters
  • It contains a set of genes transcribed using one promoter (correct)
  • It contains multiple promoters

    • Which type of operon requires the presence of a substrate to induce the expression of genes?

  • Anabolic operons
  • Metabolic operons
  • Inducible operons (correct)
  • Repressible operons

    • What is the function of repressible operons?

  • They require the presence of a substrate to induce gene expression
  • They produce proteins when needed (correct)
  • They make proteins when they are already available in the cell
  • They break down substrates when present

    • Which operon is an example of an inducible operon in bacteria?

    <p>Lactose operon</p> Signup and view all the answers

    What are the types of operons mentioned in the text?

    <p>Inducible and repressible operons</p> Signup and view all the answers

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