Biology, asked by christinalalre46, 6 hours ago

what actually leads to shortening of a sarcomere

Answers

Answered by HotLips
0

Answer:

Once the myosin-binding sites are exposed, and if sufficient ATP is present, myosin binds to actin to begin cross-bridge cycling. Then the sarcomere shortens and the muscle contracts.

Happy to help uh ! :)

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