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  • Cell and Molecular Biology Fundamentals
  • Which of the following ion is necessary for the contracti...
Multiple choice

Which of the following ion is necessary for the contraction of a muscle and nerve impulse transmission?

  1. Na+

  2. K+

  3. Ca++ and Mg++ ions

  4. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Ca++ is an essential element for the contraction of muscles because release of Ca++ ions from sarcoplasmic reticulum trigger the muscle contraction process.

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