muscle contraction

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  • Created by: peman
  • Created on: 08-03-16 17:42

1. the hydrolysis of ATP provides energy for

  • myosin to return to its original position
  • actin to return to its original position
  • tropomyosin to return to its original position
1 of 8

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2. myosin, with a ADP molecule attached, then reattaches to

  • actin
  • troponin
  • tropomyosin

3. once attached to actin, myosin head changes shape and what is released

  • ADP
  • Pi
  • calcium ions

4. what molecule attaches to the myosin which causes it to detach from actin

  • ADP
  • ATP
  • calcium

5. calcium ions bind to

  • tropomyosin
  • troponin
  • myosin


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