After the power stroke, ADP is released<span>; however, the cross-bridge formed is still in place, and actin and myosin are bound together. </span>ATP can<span> then attach to myosin, which allows the cross-bridge cycle to start again and further </span>muscle contraction can occur<span> </span>
All species share a common ancestor and that change occurs over time
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I just did this on USA Test Prep, and I can confirm the answer is B!!
