Figure 7-1 Structural Components of a Skeletal Muscle Fiber

question 112

Multiple Choice

Figure 7-1 Structural Components of a Skeletal Muscle Fiber
Use Figure 7-1 to identify the labeled part.
-Structure B

• A) protects the myofibrils.
• B) attaches to actin molecules.
• C) produces ATP.
• D) conducts nerve impulses through the muscle cell.
• E) stores calcium.

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