stem cells

• percentile


  measure growth of child compare w other children of same age

  90th percentile = child 90 percent taller of those same age
• What is the process by which cells become specialized?

  Differentiation
• What are stem cells?

  Cells that can divide and differentiate
• differentiation


  cells become specialised
• stem cells


  can diff to specialised
• embryonic stem cells


  can diff into any cell
• adult stem cells


  only diff into diff blood cells
• zygote then


  embryo
• stem cell in medicine


  replace damaged cells in diseases like diabetes type 1 or cancer

  or grow new organs for transplant
• stem cell risk


  cause cancer

  stem cells only used from the person that they came from