Multiple Choice
Which of the following statements concerning cross bridges is not correct? Cross bridges
A) cross bridges bind to actin during muscle contraction.
B) cross bridges are formed by the globular heads of the myosin molecules.
C) formation is tied to Cl- levels in the cytosol
D) cross bridges bend during muscle contraction.
E) cross bridges protrude from the thick filaments.
Correct Answer:

Verified
Correct Answer:
Verified
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