Other questions in this quiz

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

  • calcium ions
  • ADP
  • Pi

3. a nerve impulse causes calcium ions to released from

  • sarcoplasm
  • endoplasmic reticulum
  • sarcolemma

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

  • tropomyosin
  • actin
  • troponin

5. the binding of calcium ions causes which molecule to move

  • tropomyosin
  • troponin
  • myosin

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