Inquiry into Life Twelfth Edition Chapter 14 Lecture PowerPoint to accompany Sylvia S. Mader Copyright © The McGraw-Hill Companies, Inc. Permission required.
Digestive System Digestive Tract begins withDigestive Tract begins with mouth and ends with anus Digestion occursDigestion occurs outside of cells.
The Digestive System. 1.Digestion The mechanical and chemical breakdown of food into molecules that can be absorbed across the lining of the small intestine.