Multiple Choice
How does tropomyosin control muscle contraction?
A) It provides a bridge between actin and myosin.
B) It provides a site where ATP can be utilized.
C) Changes in its position expose actin-myosin binding sites.
D) It transmits electric charge to the filaments.
E) Changes in its shape open membrane channels.
Correct Answer:

Verified
Correct Answer:
Verified
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