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QWhich of these statements is false regarding myofibrils?

ID: #8582 Muscular System 119 views
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#8582Q ID
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Muscular SystemTopic
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  • A The A band is also known as the light band ✔ ✖
  • B Myosin is parallel to the longitudinal axis of myofibril ✔ ✖
  • C Light bands contain actin ✔ ✖
  • D Anisotropic bands contain myosin ✔ ✖
Correct Answer: Option A

Explanation

Explanation: The A band is also known as the anisotropic band, and it is the dark band of the sarcomere that contains thick myosin filaments. The light band, or isotropic band, contains thin actin filaments. Myosin and actin are arranged in a repeating pattern of dark and light bands along the longitudinal axis of the myofibril.

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