During the power stroke, the myosin uses stored energy to pull on the actin, thus bringing the Z-lines of the sarcomere closer together.

Name: During the power stroke, the myosin uses stored energy to pull on the actin, thus bringing the Z-lines of the sarcomere closer together.
Brand: Quizplus
Rating: 4.7 (34 reviews)

Question

Quizplus · Accepted Answer

During the power stroke, myosin heads bind to actin filaments and pull them towards the center of the sarcomere, shortening the muscle fiber and bringing the Z-lines closer together.

During the Power Stroke, the Myosin Uses Stored Energy to Pull