The curling action of biceps of a bodybuilder is made possible by the contraction of biceps. However, the bending of the arm occurs when the ___ pulls the bone of the forearm.

The curling action of biceps of a bodybuilder is made possible by the

1.	The curling action of biceps of a bodybuilder is made possible by the contraction of biceps. However, the bending of the arm occurs when the ___ pulls the bone of the forearm.
Answer» The curling action of biceps of a bodybuilder is made possible by the contraction of biceps. However, the bending of the arm occurs when the ___ pulls the bone of the forearm.