what is muscle contraction and relaxation brainly
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ATP is responsible for contraction and relaxation in muscles and plays a major role in the muscular system of our body. Relaxation in muscles occurs in our muscles when the myosin and actin cannot react within the body. To understand this better you must search articles related to this on the internet.
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Muscle contraction is the activation of tension-generating sites within muscle fibers. ... The termination of muscle contraction is followed by muscle relaxation, which is a return of the muscle fibers to their low tension-generating state. Muscle contractions can be described based on two variables: length and tension.
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