During contraction of a sarcomere,
A) the Z discs move farther apart
B) the A bands become thicker
C) the I bands become narrower
D) the thin filaments become shorter
E) events c and d occur
Correct Answer:
Verified
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
Q21: During contraction of skeletal muscle fibers, the
A)contractile
Q22: During a cross-bridge cycle in skeletal muscle,
A)the
Q23: Binding of _ to myosin permits the
Q24: During contraction, asynchronous cycling of cross bridges
A)prevents
Q25: Which statement is not true about cross
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