The organs and tissues of the body are made up of tiny building blocks called cells. Cancer is a disease of these cells. It is important to realize that cancer is not a single disease with a single cause and a single type of treatment. There are more than 200 different kinds of cancer, each with its own name and treatment. (Encarta 04)
Although cells in different parts of the body may look and work differently, most repair and reproduce themselves in the same way. …
