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': 'Characteristics of glycoprotein: \nSelect and explain. \nA. Protein linked with glycosidic bond, B. Core protein, C. Sugar residues are long in carbohydrate poion of glycoprotein, D. None', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Protein linked with glycosidic bond', 'role': 'assistant'}]