Cellular Communication in Large Organisms
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Questions and Answers

What is the main method of communication between cells in a large organism?

  • Chemical signals (correct)
  • Mechanical signals
  • Visual signals
  • Electrical signals

    • Where can receptors for chemical signals be located in a cell?

  • Only in the endoplasmic reticulum
  • Only inside the nucleus
  • On the cell membrane or inside the cytoplasm (correct)
  • Only in the mitochondria

    • What happens if neurons do not receive enough energy?

  • They shrink in size
  • They multiply rapidly
  • They may fail to function and die (correct)
  • They become more active

    • Which cellular connections allow small molecules carrying chemical messages to pass directly from one cell to another?

    <p>Cellular junctions</p> Signup and view all the answers

    How are messages generally carried rapidly from one part of the body to another in many animals?

    <p>Via impulses carried by nerve cells</p> Signup and view all the answers

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