What event results from the hydrolysis of ATP to ADP by the myosin head?
A) cross-bridge formation
B) shortening of the muscle fiber
C) cocking of myosin head to its high-energy position
D) the power stroke
Correct Answer:
Verified
Q2: Cnidarians, such as _, have muscle fibers.
A)clams
B)earthworms
C)jellyfish
D)sea
Q3: The cross-bridge power stroke corresponds to which
Q4: Cross-bridges form between the contractile proteins of
Q5: Curare is a poison that was used
Q6: Which letter(s) in the diagram of a
Q8: Which letter(s) in the diagram of a
Q9: The contractile machinery of muscles is only
Q10: Which of the following is the motor
Q11: Calmodulin is involved in the regulation of:
A)skeletal
Q12: When a skeletal muscle contracts, what is
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