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What must your skeletal muscles do in order to move?
A.
engage their fibers slowly
B.
twitch involuntarily
C.
separate from the bone
D.
contract and relax

Respuesta :

yoursunshine

Answer:

D

Explanation:

Answer:

The answer is D. Contract and relax

Explanation:

The body needs to relax in order to move correctly.

-Justin:)

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