Which is characteristic of cross bridges?
A) they are a component of thick filaments.
B) they are comprised of actin
C) they have an troponin binding site.
D) they attach to Z lines
E) they allow shortening of the muscle proteins
Correct Answer:
Verified
Q24: The T tubules
A) form the Z lines.
B)
Q25: Binding of _ to myosin permits cross-bridge
Q26: This structure provide a means of rapidly
Q27: During contraction, asynchronous cycling of crossbridges
A) prevents
Q28: Sequence the following events involved in muscle
Q30: This molecule allows crossbridge detachment:
A) ATP
B) sodium
C)
Q31: Which molecules are involved with regulation of
Q32: The H zone
A) is the area within
Q33: During excitation-contraction coupling,
A) the action potential travels
Q34: During muscle contraction, the
A) contractile proteins contract.
B)
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