Carbohydrates I Transparencies

Carbohydrates I Transparencies - Carbohydrates...

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Carbohydrates - Monosaccharides I. Definition of a Carbohydrate A. Polyhydroxyaldehyde or Polyhydroxyketone 1. Two Functional Groups a. Hydroxyl - O – H b. Carbonyl - Aldehyde or Ketone Carbonyl – O O || || - C – H - C - 190
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2. Aldoses and Ketose General Formulas – Open Chain 191
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II. Types of Carbohydrates A. Monosaccharides, Oligosaccharides, Polysaccharides - Basis is Behavior In Acid 1. Monosaccharide a. In acid can not be broken down into any simpler carbohydrate b. The building blocks of the more complex carbohydrates c. Names of monosaccharides Glucose Fructose Mannose Ribose Allose Deoxyribose Galactose 192
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2. Oligosaccharide a. In acid they are broken down to give between 2- 10 monosaccharide molecules per molecule of oligosaccharide b. Disaccharides – Two monosaccharide units joined together Maltose Gentiobiose Cellobiose Trehalose Lactose Isomaltose c. Trisaccharides– Three monosaccharide units joined together 193
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d. Tetrasaccharides– Four monosaccharide units joined together 3. Polysaccharide a. In acid they are broken down to give > 10 monosaccharide molecules per molecule of polysaccharide. From 11 monosaccharide up to giant molecules with hundreds of monosaccharide units b. Straight Chained Amylose Cellulose Chitin Hyaluronic acid Fructans Galactans 194
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c. Branched chain Amylopectin Glycogen B. Monosaccharides 1. Aldose vs ketose a. In aldose the carbonyl group is that of an aldehyde b. In ketose the carbonyl group is that of a ketone 195
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2. Triose, Tetrose, Pentose, Hexose - The number of Carbons in the Sugar a. Triose - Sugar that contains three carbons b. Tetrose - Sugar that contains four carbons 196
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c. Pentose - Sugar that contains five
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This note was uploaded on 12/10/2011 for the course BCH 5045 taught by Professor Guy during the Fall '08 term at University of Florida.

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Carbohydrates I Transparencies - Carbohydrates...

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