Lowest in the hierarchy of specialisation
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.
Unipotent stem cells
Totipotent stem cells
Multipotent uncommitted stem cells
Committed stem cells
Cellular Pathology