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Biology, 12.02.2021 14:00 perezriii4133
Help pls
When throwing a ball, why does the triceps muscle contract?
A. The contraction of the triceps muscle causes the arm to flex.
B. The contraction of the triceps muscle causes the arm to extend.
C. When added to the force of the biceps contracting, it provides extra force to the ball.
D. The triceps muscle needs to contract in order to keep the muscle from relaxing.
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You know the right answer?
Help pls
When throwing a ball, why does the triceps muscle contract?
A. The contraction...
A. The contraction...
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