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

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