Antagonistic muscles Muscles can contract and make themselves shorter. However, muscles cannot make themselves get longer. To bend the arm, the biceps contracts (gets shorter) and the triceps relaxes. ... The contracting biceps muscle makes the arm bend at the elbow joint.
Answer:
Organize
Explanation:
Section your thought process into bits so it is more clear.
Try to neeten your handwriting. (This requiers practice)
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False. Organs are one of the most complicated levels of organization in a living organism.
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The answer is D.) <em>None of the above</em>