Answered

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A student simulates muscle contraction in a model using the following order of events:
1. Calcium pumps of the sarcoplasmic reticulum open.
2. Tropomyosin moves.
3. Calcium ions bind to troponin.
4. Myosin heads bend to attach to actin filaments.
Based on the order of steps in the student's model, will the muscle successfully contract?

Sagot :

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Answer:

No, because tropomyosin cannot move before calcium ions bind to troponin

Explanation:
No / tropomyosin can’t move before calcium honey
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