Different versions of a gene are called alleles. Alleles are described as either dominant or recessive depending on their associated traits. Since human cells carry two copies of each chromosome they have two versions of each gene. These different versions of a gene are called alleles.
by: Borzou Daragahi in Cairo. It was described as one the biggest heists in the history of bank robbery: more than $400m reportedly stolen from Mosul financial institutions by the Islamic State of Iraq and Levant, known as Isis, as it seized control of Iraqâs second-largest city of Mosul last month.
Top 10 Real-Life Mob Bosses. In the largest FBI Mob bust in history, 110 Mafia members were arrested and 127 charged across three U.S. states and Italy this week. Some of the crimes, including murder and racketeering, took place 30 years ago in a different era for organized crime. TIME takes a look at history's most infamous mob bosses.