Died: 2 September 1992, Huntington, NY, USA
Born: 16 June 1902, Hartford, CT, USA
Barbara McClintock was an american botanist through out the 20th century. She began her schooling at Cornell in 1919. She was a carreer scientist devoting her life to her work.Her research focused on heritable traits. Using corn as her model she was able to prove that genes can move position on chromosomes, and that this move is then able to alter the expression levels of near by genes. For this work she was awarded the Nobel Prize in Physiology or Medicine in 1983.