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.
While the U.S. Women have already made history with Kiraly as its head coach, the program will be looking to make more history at the 2016 Olympic Games. Team USA, ranked No. 1 in the world by the FIVB ahead of No. 2 Brazil and No. 3 China, will be seeking its first Olympic Games gold medal.