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Chapter 23- The Digestive SystemFor this assignment, please read the chapter and answer the questions below. Please type your answers in red or blue color. Please note that points may be deducted if answers are not submitted in these colors.Digestive System: Digestion refers to the mechanical and chemical breakdown of foods so that nutrients can be absorbed by cells.Digestion consists of the alimentary canal which contains all the organs that aid indigestion.Digestion:What is chemical digestion?Chemical digestion involves breaking down the food into simpler nutrients that can be used by the cells. Chemical digestion begins in the mouth when food mixes with saliva. Saliva contains an enzyme (amylase) that begins the breakdown of carbohydrates.What is mechanical digestion?1