What Is the Role of Tropomyosin in Skeletal Muscles

question 94

Multiple Choice

What is the role of tropomyosin in skeletal muscles?

• A) Tropomyosin serves as a contraction inhibitor by blocking the myosin binding sites on the actin molecules.
• B) Tropomyosin is the chemical that activates the myosin heads.
• C) Tropomyosin serves as a contraction inhibitor by blocking the actin binding sites on the myosin molecules.
• D) Tropomyosin is the receptor for the motor neuron neurotransmitter.

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