Excitation – contraction coupling involves all except:

Generation of end plate potential.

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Release of calcium from troponin.

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Hydrolysis of ATP to ADP.

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Formation of cross-linkages between actin and myosin.

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Solution

The correct option is B
Release of calcium from troponin.

Striated muscle contraction is accompanied by release of calcium from sarcoplasmic reticulum. The calcium attaches with troponin and causes it to change shape.

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Similar questions

C a^{+ +}

What is the correct sequence of events in the cross bridge formation?

i. The power stroke

ii. Cross bridge formation

iii. Myosin head is activated by ATP

iv. Calcium released binds to the troponin unblocks the actin sites

v. Cross bridge detachment

vi. Reactivation of the myosin head

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