

MCQOPTIONS
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1. |
Regarding skeletal muscle, which is FALSE? |
A. | metabolic rate of muscle may increase 100 times in maximal activity |
B. | muscle cells can be excited chemically, mechanically and electrically, to produce action potentials in the cell membrane |
C. | actin is a myosin-binding protein which is a molecular motor, converting ATP energy to monomers |
D. | mitochondria are packed in between myofibrils |
E. | T tubules occur over the junction of I and A bands |
Answer» D. mitochondria are packed in between myofibrils | |