What is accomplished by the power stroke?
A) The power stroke allows the myosin heads to bind to actin.
B) The power stroke causes the myosin and actin filaments to shorten and contract.
C) The power stroke results in myosin heads pulling actin toward the center of the sarcomere.
D) The power stroke cocks the myosin head into its high -energy position.
Correct Answer:
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