Barbara was awarded her Nobel Prize in 1979 even though her discovery was made all the way back in the 1920's.
Barbara won the Nobel Peace Prize for working with the genetics of corn.
She focused a lot of her research in the field of genetics.
"Barbara McClintock, noted zoologist and discoverer of the ability of chromosomes to cause genes to..." American Decades Primary Sources. Ed. Cynthia Rose. Vol. 6: 1950-1959. Detroit: Gale, 2004. U.S. History In Context. Web. 30 Oct. 2013.
"Barbara McClintock." Encyclopedia of World Biography. Detroit: Gale, 1998. U.S. History In Context. Web. 30 Oct. 2013.
"Barbara McClintock." Notable Women Scientists. Gale, 2000. U.S. History In Context. Web. 25 Nov. 2013.
Simon, Marilyn. "The Evolving Role of Women in Mathematics." nctm.org. Mathematics Teacher. Web. 27 Nov 2013. <http://www.nctm.org/resources/nea/MT2000-12-782a.pdf>.