A function of tropomyosin is
A) to bind Ca₂₊
B) to form attachments with myosin cross bridges
C) to prevent myosin cross bridges from attaching to the thin filaments
D) to act as an ATPase
E) none of the above
Correct Answer:
Verified
Q9: Order the following muscle cell components from
Q10: Skeletal muscle fibers
A)are some of the longest
Q11: Identify the characteristic(s) shared by all types
Q12: The functional unit of skeletal muscle
A)is the
Q13: Sarcomeres are arranged end to end as
A)Z
Q15: Each I band in a skeletal muscle
Q16: The striated appearance of skeletal muscle is
Q17: Muscle fibers develop tension by
A)contraction of sarcomeres
B)shortening
C)the
Q18: Actin
A)does not perform a power stroke during
Q19: Cross bridges
A)bind to actin during muscle contraction
B)are
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