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NEET Biology NEET PYQ-Locomotion and Movement

  • question_answer
    ATPase enzyme needed for muscle contraction is located in: [AIPMT (S) 2004]

    A) actinin

    B) troponin

    C) myosin

    D) actin

    Correct Answer: C

    Solution :

    [C] During muscular contraction myosin cross bridges heads. Myosin is not only an actin binding protein. It is also an ATP ase (anenzyme) which is activated by Ca2+ and Mg2+ ions. Hence, ATPase enzyme is located in myosin.


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