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Questions and Answers
What is the name of the tiny force-producing engines formed by myosin and actin?
cross-bridges
What is the name of the model that describes muscle contraction as a result of myosin and actin filaments sliding past each other?
sliding-filament model
What happens to the distance between the ends of the sarcomere during muscle contraction?
decreases
How do muscles work around joints?
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What proteins make up the filaments found in skeletal muscle fibers?
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