This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cellular Pathology, Subject name: Pathology
[{'content': 'Lowest in the hierarchy of specialisation \nSelect and explain. \nA. Unipotent stem cells, B. Totipotent stem cells, C. Multipotent uncommitted stem cells, D. Committed stem cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans b: (Ref:Ganong)The bone marrow contains multipotent uncommitted stem cells otherwise called pluripotent stem cells Pluripotent stem cells differentiate into one or other type of committed stem cells otherwise called Progenitor cellsBut pluripotent stem cells are derived from uncommitted totipotent stem cells that can be stimulated to form any cell in the body.', 'role': 'assistant'}]