Select the Incorrect Statement Related to Muscles and Muscle Fibers

question 44

Multiple Choice

Select the incorrect statement related to muscles and muscle fibers.

• A)Muscle fibers are composed of myofibrils.
• B)Myofibrils are components of segments known as Z lines.
• C)Stacks of thick myofibrils produce dark bands,called the A band.
• D)I bands are composed of thin myofilaments.
• E)Sacromeres are the smallest subunits of muscle contraction.

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