2.1 Enzymes and Digestion
- Created by: flyingmiguel
- Created on: 19-03-14 10:43
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- 2.1 Roles of the major parts of the digestive system
- Roles of the major parts of the digestive system
- Mouth
- Starts digestion by physically breaking down food and adding amylase to starch to reduce it to maltose.
- Small intestine
- Many enzymes are secreted into the small intestine, this is also where a lot of digestive products are absorbed.
- Mouth
- Types of digestion
- Chemical
- Breaking down large insoluble molecules into smaller soluble ones by a process called hydrolysis. This process is carried out by enzymes.
- Physical
- Food physically being broken down by either the teeth or the churning of the stomach. It allows food to be swallowed more easily and increases its surface area.
- Chemical
- Roles of the major parts of the digestive system
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