Which term identifies proteins that allow muscles to shorten or lengthen? tissue enzymatic connective contractile

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Contractile protein

Explanation:
Contractile proteins are involved in muscle contraction and movement, for example, actin and myosin.

Contractile proteins are proteins that mediate sliding of contractile fibres (contraction) of a cell's cytoskeleton, and of cardiac and skeletal muscle "

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Idon't know how to do this but maybe ask your mom or dad