Leukemia (American English) or leukaemia (British English) is a group of cancers that usually begin in the bone marrow and result in high numbers of abnormal white blood cells. These white blood cells are not fully developed and are called blasts or leukemia cells.he exact cause of leukemia is unknown. Different kinds of leukemia are believed to have different causes. Both inherited and environmental (non-inherited) factors are believed to be involved. Risk factors include smoking, ionizing radiation, some chemicals (such as benzene), prior chemotherapy, and Down syndrome.
Stormwind City. Audrey Burnhep[69.6, 25.8] is the primary Battle Pet Trainer for the Alliance, located under a large tree just outside the main Stormwind City walls by the big body of water near the Eastern Earthshrine portals and dragon turtle breeder.
In World of Warcraft: Starter Edition (aka the free trial), the maximum level is 20. After that you need to pay. The maximum level in the original World of Warcraft was level 60. This was raised to: 70 with the first expansion, 0200 The Burning Crusade. 80 with the second expansion, the 0300 Wrath of the Lich King. 85 with the third expansion, 0400 Cataclysm. 90 with the fourth expansion, 0500 Mists of Pandaria.