Approximately 80% of a Muscle Fiber's Volume Are the Myofibrils

question 76

Multiple Choice

Approximately 80% of a muscle fiber's volume are the myofibrils. This characteristic reflects muscles ability to ________.

• A) generate and propagate action potential
• B) produce movement through contractile force
• C) produce relatively high amounts of ATP
• D) store oxygen molecules that can be used in aerobic respiration

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