First off, there is more than one kind of stem cell. Human stem cells are unique because they have the potential to become a specialized cell and can divide and renew themselves, according to the National Institutes of Health.
Doing Time as a Federal Prison: 1934-63. In 1933, the Army relinquished Alcatraz to the U.S. Justice Department, which wanted a federal prison that could house a criminal population too difficult or dangerous to be handled by other U.S. penitentiaries.
Today, Alcatraz is one of San Franciscoâs most notable landmarks. It gained its infamy from movies and TV shows keen to exploit the history of the prison and its notorious âresidents.â Understandably, this kind of place has a few stories to tell.