NEET 2006 Biology question

The contractile protein of skeletal muscle involving ATPase activity is-

(1)Tropomyosin
(2)MyosinCorrect
(3)-Actin
(4)Troponin

Answer: (2)

Solution

Myosin forms the thick filaments of the sarcomere; its globular head (heavy meromyosin) has binding sites for actin and for ATP and possesses ATPase activity, which provides the energy for cross-bridge formation and the sliding

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Question ID VK-089700