2. Carbohydrates- Definition, classification, examples and functions

Definition- polyhydroxy aldehydes or ketones or compounds which produce them on hydrolysis Monosaccharides- simple sugar unit, can't be hydrolyzed further further classified on the basis of number of carbon atoms and functional group Disaccharides- lactose, maltose, sucrose Oligosaccharides- Rhamnose, stachyose, raffinose Polysaccharides- Homopolysaccharides and Heteropolysaccharides Homopolysaccharides 1. Starch 2. Glycogen 3. Cellulose 4. Dextrin 5. Dextran 6. Chitin 7. Inulin Heteropolysaccharides 1. Agar 2. Agarose 3. Hyaluronic acid 4. Heparin 5. Chondroitin sulfate 6. Dermatan sulfate 7. Heparan sulfate