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Actin and Myosin.

A conglomeration of actin fibrils and myosin filaments form a myofibril body called a sarcomere.

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13y ago
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9y ago

Myofibrils are elongated contractile thread-like structures found in striated muscle cells. They are constructed of overlapping strands of protein polymers called actin and myosin.

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14y ago

sarcomeres

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Q: Myofibrils are constructed of overlapping strands of protein polymers?
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