---

---

Select your answer:
         

Next Quiz >

Topics:

Living Organisms & Animal Behaviors Biochemistry of Diabetes Agents of Disease Obstructive Lung Disease EKG Medical Term Source of Food Genetics and Probability Cell Theory and Cellular Structure Principle of Health Science Human Excretory System Biochemistry Lab Enzymes and Digestion Human Anatomy Study Guide Human Anatomy Stress

Other quiz:

Biology › View

A substance that cannot be broken down into simpler chemical substances is called ___.

A. an atom

B. an element

C. a compound

D. a covalent bond

---

Muscle Origin, Insertion, and Function › View

When you extend your arm to push the floor button on an elevator, the primer mover is the:

A. Triceps

B. Humerus

C. Biceps

D. Ulna

---