Understanding Ion Movement and Resting Potential
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Questions and Answers

Which of the following factors influences ion movement across membranes?

  • Cell Size
  • Concentration Gradient (correct)
  • Mitochondrial Function
  • Nuclear Structure

    • Which of the following is NOT a factor that determines ion movement across membranes?

  • Electrical Gradient
  • Cell Membrane Thickness (correct)
  • Electrochemical Gradient
  • Concentration Gradient

    • Which of the following best describes the membrane potential of living cells?

  • Neutral
  • Variable
  • Negative (correct)
  • Positive

    • What is the main cause of ion movement across membranes?

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

    What is the main reason for the existence of membrane potential in cells?

    <p>Unequal charges on both sides of the membrane</p> Signup and view all the answers

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