sjackson1867 sjackson1867
  • 18-03-2022
  • Biology
contestada

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

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bonnieaiken
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 annie1799
  • 12-04-2022

Answer:

A sudden rise in cystolic Ca2+

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