stem cells

• some cells are differentiated and have not become

  specialized
• undifferentiated cells can divide to make different types of cells called

  stem cells
• stem cells in the body can be found in embryos and SOME organs and tissues

  embryos - embryonic

  organs & tissue - adult stem cell eg bone marrow
• stem cells can treat

  diabetes and paralysis but may transfer viral infections
• a clones embryo of the patient maybe used as a

  source of stem cells - therapeutic cloning
• plant stem cells are called

  meristem and can be used to produce clones quicky and also new cells for growth