From Wikipedia, the free encyclopedia. The Trillion dollar club is an unofficial classification of the world's major economies with a gross domestic product (nominal GDP) of more than USD 1 trillion per year. As of 2011 it currently includes 15 countries.
1 Leukemia is a cancer that starts in blood-forming tissue, such as the bone marrow, and causes large numbers of abnormal blood cells to be produced and enter the blood.arcoma. A cancer of the bone, cartilage, fat, muscle, blood vessels, or other connective or supportive tissue. Tissue. A group of cells that act together to carry out a specific function in the body.
Red blood cells carry oxygen to all parts of the body. White blood cells help fight infection. Platelets are tiny cells that have a big job in stopping bleeding. Proteins in the blood called clotting factors work to form a clot. In order to understand bleeding disorders, you have to know how the proteins and the platelets in the blood work together. Our bodies make platelets inside the marrow of our bones. Platelets are disc shaped cells that are so small they can only be seen with a microscope.