This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Carbohydrates, Subject name: Biochemistry
[{'content': 'Which form of carbohydrate is present in Proteoglycan? \nSelect and explain. \nA. Monosaccharide, B. Disaccharide, C. Oligosaccharide, D. Polysaccharide', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D. PolysaccharideProteoglycan contains carbohydrate more than protein. The form of carbohydrate is present in Glycoprotein is either aMonosaccharide or Oligosaccharide, but never Polysaccharide.', 'role': 'assistant'}]