Cross-bridge formation occurs when myosin heads attach to actin molecules located in the thin filaments.

Name: Cross-bridge formation occurs when myosin heads attach to actin molecules located in the thin filaments.
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Question

Quizplus · Accepted Answer

This statement is true. Cross-bridge formation is an essential step in the process of muscle contraction, where myosin heads bind with actin molecules in the thin filaments, causing the filaments to slide past each other and shorten the muscle fiber.

Cross-Bridge Formation Occurs When Myosin Heads Attach to Actin Molecules