Signal Transduction in Cell Biology
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Questions and Answers

What type of changes in protein activities follow signal transduction?

  • Random changes
  • Simultaneous changes
  • Constant changes
  • Sequential changes (correct)

    • How do signaling pathways allow cells to respond to extracellular ligands?

  • No effect on enzymes
  • Activation or inactivation of enzymes (correct)
  • Activation of enzymes
  • Inactivation of enzymes

    • What role do bacterial membrane proteins play in signal reception?

  • Protein degradation
  • Activation of genes
  • Transduction of signals
  • Information receptors (correct)

    • What type of information do animal cells exchange about extracellular fluids?

    <p>Concentrations of ions and glucose</p> Signup and view all the answers

    In an embryo, what type of information is exchanged during signal transduction for correct cell placement?

    <p>Correct placement of cells during development</p> Signup and view all the answers

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