sjackson1867 sjackson1867

18-03-2022
Biology

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Inside a muscle fiber, what triggers sarcomeres to contract?.

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bonnieaiken bonnieaiken

18-03-2022

Answer:

It would be an Impulse.

Explanation:

When an impulse reaches the muscle fibres of a motor unit, it stimulates a reaction in each sarcomere between the actin and myosin filaments.

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annie1799 annie1799

12-04-2022

Answer:

A sudden rise in cystolic Ca2+

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