Which of the following accurately describes the way in which a muscle moves?
A. When actin filaments are pulled toward the center of the sarcomere, the fiber shortens.
B. No ATP is needed is the contraction of a muscle.
C. During contraction, cross-bridges pull the myosin to the center of the sarcomere.
D. Interaction and attachment between myosin and actin cause a muscle fiber to relax.
When actin filaments are pulled toward the center of the sarcomere, the fiber shortens accurately describes the way in which a muscle moves.
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Asked 9/27/2018 9:41:02 AM
Updated 234 days ago|6/4/2020 1:41:01 AM
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