This file contains a short reading with graphics pertaining to the functions of proteins molecules throughout the body. This reading hits the misconception that protein just builds muscles head on. It provides details regarding the functions of many types of important proteins including enzymes, receptors, antibodies, and hemoglobin. Questions with full answer key are included.
I did this activity with biology students at an alternative high school. It could be used as a homework assignment for middle school or high school students as well.