This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'Which of the following is the major proteoglycan of synol fluid ? \nSelect and explain. \nA. Chondroitin sulfate, B. Dermatan sulfate, C. Heparan sulfate, D. Hyaluronic acid', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Hyaluronic acid DistributionHyaluronic acid Synol fluid (provides viscosity), vitreous humor, loose connective tissue)Chondroitin sulfate Cailage, bone, tendon, ligament, cornea Dermatan sulfate Pliability of skin, and hea valves, wide distribution Keratan sulfate Horny structures like hair, nails, claws, horn, hoofs Also present in cornea Heparin Heparan Mast cellssulfate Skin fibroblast, aoic wall", 'role': 'assistant'}]