Title: Integrated Web Site to Accompany Discovering Nutrition, Second Edition
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Chapter 5 Interactive Summaries

Complex Carbohydrates

Oligosaccharides are carbohydrate chains of sugar molecules. Long carbohydrate chains are known as , and are composed of more than sugar molecules. Starches are . There are two main forms of starch in plants. Amylose is made of long, straight chains of glucose molecules; amylopectin is made of branched chains of glucose molecules.

In human cells, glycogen can be broken down rapidly into single glucose molecules. and the liver are the two main sites of glycogen storage. The liver uses glycogen to regulate blood glucose levels.

There are many types of dietary fiber. The in fruit gives fruit its body; when it breaks down fruit becomes mushy.

fibers dissolve in water, while fibers do not. Wheat bran and most whole grain cereals are rich in insoluble fibers. When fiber intake increases so should water intake to avoid excess intestinal gas and bloating.

 
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