Slow the growth of cells. If mutated don t restrict cell growth. Mutations are inherited, caused by exposure to drugs, low-dose radiation, toxic chemicals and viruses. Develops over time - Increases as we age and exposure to carcinogens. B. Change From Normal Cells to Cancer Cells 1.
First cell is damaged.
May be able to repair or remain damaged for a lifetime. Then begins to make regulatory proteins. Spread to other parts of the body. Related to or Caused by Tobacco Use 1. 10X more likely.