question_answer 14)

  AT Pase of the muscle is located in              (a) actinin                            (b) troponin                                       (c) myosin                           (d) actin

Answer:

                  (c) The globular head of myosin in muscle is an active AT Pase enzyme having binding sites for ATP and active site for actin. While the AT Pase is not found in actinin, troponin or actin of muscle fibre.