The functions of polysaccharides are as follows :
(1) Starch and glycogen are the major storage foods of the organic world.
(2)
On hydrolysis storage carbohydrates provide both energy and carbon chains. (3) Chitin is the structural carbohydrates of fungal walls and the exoskeleton of arthropods.
(4) Cellulose is the structural substance of cell walls in most plants.
(5)
Cellulose is economically important in the production of furniture,
shelter, fuel, paper, textiles, ropes, rayon, cellophane, plastics,
shatterproof glass, propellant explosives, emulsifier and raw material
for several fermentation products.
(6) Heparin prevents blood clotting inside the blood vessels of animals.