STARCH--RESERVE FOOD ENERGY, LARGELY IN PLANTS
STARCH--RESERVE FOOD ENERGY, LARGELY IN PLANTS
CELLULOSE--AS CELL WALLS IN PLANTS; PROVIDES STRENGTH & FOOD ENERGY FOR CERTAIN ANIMALS (COWS)
GLYCOGEN--STORED IN LIVER; FUNCTIONS AS RESERVE ENERGY
CHITIN--EXOSKELETON OF INSECTS, CERTAIN OTHER ANIMAL GROUPS