In: Biology
HEPARIN: It is a highly negatively charged and naturally occurring biological molecule which functions as anticoagulant. So its function is to prevent formation of blood clots
HYALUTONIC ACID: Main component of extracellular matrix which is used by cells to retain water and keep tissues moist
CHITIN: Main component of cell wall of fungi and exoskeleton of arthropods and crustaceans. It's role is defensive.