This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: vitamins, Subject name: Biochemistry
[{'content': 'Vitamin H is also known as \nSelect and explain. \nA. Cobalamin, B. Biotin, C. Pyridoxine, D. Folate', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Vit H is also known as Biotin. In old literature Biotin was known as anti-egg white injury factor. Biotin was isolated in 1942 by Vincent du Vigneaud, who was awarded Nobel prize in 1955. Reference: DM Vasudevan,Textbook of Biochemistry, pg no. 399', 'role': 'assistant'}]