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NEET Sample Paper NEET Sample Test Paper-51

  • question_answer
    The energy for muscle contraction is most directly obtained from-

    A) Phosphocreatine

    B) ATP

    C) Anaerobic respiration      

    D) Aerobic respiration

    Correct Answer: B

    Solution :

    Utilising the energy from ATP hydrolysis, themyosin head now binds to the exposed active sites on actin to form a cross bridge. This pulls the attached actin filaments towards the centre of ?A? band.


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