Mutations may occur in a normal cell as a result of cell division and the effects of environmental and lifestyle factors, such as smoking o r sunlight. Once the first cancer-causing, or driver, mutations occur, defects in cellular processes âfor example, in DNA repairâmay cause more mutations to occur.
U.S. men's national soccer team coach Jurgen Klinsmann out. U.S. men's national team coach Jurgen Klinsmann has been under increased pressure.
The United States men's national soccer team, often referred to as the USMNT, represents the United States in international association football. It is controlled by the United States Soccer Federation and competes in CONCACAF (the Confederation of North, Central American and Caribbean Association Football).fter the creation and rise of the North American Soccer League in the 1960s and 1970s, it seemed as though the U.S. national team would soon become a force in world soccer. Such hopes were not realized, however, and the United States played only two international matches from 1981 to 1983.