Enzyme

Information:

Definition:
Complex proteins that cause a specific chemical change in other substances without being changed themselves. Enzymes exist in the mouth (saliva), stomach (gastric juice), and intestines (pancreatic juice, intestinal juice, and intestinal mucosa ); and change starches , proteins, and sugars into substances the body can digest. Enzymes also cause clotting ( thrombin ); split, reduce, or join other enzymes; or remove amino groups during oxidation.