Radioactive iodine uptake testing is a useful diagnostic tool for assessing thyroid pathologies. The atom is the smallest unit of an element. An atom consists of electrons, protons and neutrons. Electrons revolve around the nucleus (made of protons and neutrons) in fixed orbits. The number of electrons equals number of protons in a neutral atom.
WHATâS NEW: 1  The Buffalo Bill Museum has been named one of the 25 best things to do in Iowa by VacationIdea Dream Vacation Magazine. 2  The Buffalo Bill Museum and LeClaire, Iowa are listed on the National Geographic website that helps people explore the Mississippi River.
The William J. Clinton Presidential Center and Park is the presidential library of Bill Clinton, the 42nd President of the United States. It is located in Little Rock, Arkansas and includes the Clinton Presidential Library, the offices of the Clinton Foundation, and the University of Arkansas Clinton School of Public Service. It is the thirteenth presidential library to have been completed in the United States, the eleventh to be operated by the National Archives and Records Administration, and