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 U.S. Under-20 national team coach is a popular name in the race to be the next U.S. national team coach, but a chance to run his first pro team, and have it be a team as talented as the Timbers, could be appealing for the former U.S. legend.