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AIIMS2017ZoologyLocomotion and Movement

Assertion : On stimulation, a muscle cell releases calcium ions ( Ca ²⁺ ) from sarcoplasmic reticulum. Reason : By reacting with a protein complex, Ca ²⁺ uncover active sites on the actin filaments.

Options

  1. AIf both assertion and reason are true and reason is the correct explanation of assertion.
  2. BIf both assertion and reason are true but reason is not the correct explanation of assertion.
  3. CIf assertion is true but reason is false.
  4. DIf both assertion and reason are false.

Correct answer

B. If both assertion and reason are true but reason is not the correct explanation of assertion.

Step-by-step solution

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