Regulation of Gene Expression in Biology
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Questions and Answers

Which type of organisms precisely regulate gene expression in response to environmental conditions?

  • Viruses
  • Fungi
  • Prokaryotes
  • Eukaryotes (correct)
  • What mechanism for control of gene expression is often used in bacteria?

  • Post-transcriptional modification
  • Feedback inhibition (correct)
  • Allosteric regulation
  • Riboswitches
  • What is the main reason for natural selection favoring bacteria that produce only the products needed by that cell?

  • Enhancement of cellular respiration
  • Reduction of metabolic costs (correct)
  • Increase in genetic diversity
  • Facilitation of genetic recombination
  • In bacteria, what is the term for the mechanism by which a cell can regulate the production of enzymes?

    <p>Operon model</p> Signup and view all the answers

    In multicellular eukaryotes, what does gene expression regulate?

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

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