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Question: Answered & Verified by Expert
What is the function of troponin in muscle contraction?
BiologyLocomotion and MovementNEET
Options:
  • A It acts as a neurotransmitter
  • B It regulates the release of calcium ions
  • C It forms cross bridges with myosin
  • D It masks the active sites for myosin
Solution:
2230 Upvotes Verified Answer
The correct answer is: It masks the active sites for myosin
In the resting state, a subunit of troponin masks the active binding sites for myosin on actin filaments.

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