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Which of the following accurately describes the way in which a muscle moves? A. Interaction and attachment between myosin and actin cause a muscle fiber to relax. B. No ATP is needed is the contraction of a muscle. C. When actin filaments are pulled toward the center of the sarcomere, the fiber shortens. D. During contraction, cross-bridges pull the myosin to the center of the sarcomere.
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The following accurately describes the way in which a muscle moves: When actin filaments are pulled toward the center of the sarcomere, the fiber shortens.
Expert answered|alfred123|Points 126295|
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Asked 11/30/2017 4:17:31 AM
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Added 12/1/2017 2:37:14 AM
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