★ Musculoskeletal System Quiz
The main function of the musculoskeletal system is to…….
A. Provide movement and support for the body
B. protect internal organs
C. provide attachment sites for muscles
D. all of the above
Preview next quiz:
The bond between the actin and myosin head is broken when…
A. an ATP molecule binds to the myosin head.
B. an ATP molecule binds to the actin molecule.
C. ADP and phosphate bind to the myosin head.
D. an ATP molecule breaks down on the actin molecule.
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