Answer:
The human muscular system is the machinery that drives athletic performance. Among their functions, the more than 600 skeletal muscles generate skilled movements and produce energy for sport-specific competition. ... These contractions pull on the bones of the skeleton to cause movement.
Explanation:
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Answer:
they move your body
Explanation:
Bones
How many of us have them?
Bones
Ones we can depend on
Bones
How many of us have them?
Bones
Before we go any further, lets strengthen our
Bones
