How Does the ATPase Activity of Myosin Heads in Smooth

question 49

Multiple Choice

How does the ATPase activity of myosin heads in smooth muscle compare to that of skeletal muscle?

• A) It is faster in smooth muscle than in skeletal muscle.
• B) It is slower in smooth muscle than in skeletal muscle.
• C) It occurs at the same speed in smooth muscle as in skeletal muscle
• D) Smooth muscle uses a different enzyme other than ATPase.