Barbara+McClintock+09

=__//  Barbara McClintock //__=

__OCCUPATION__ Barbara McClintock was a geneticist. Which has to do with genes in almost anything.

__BIRTH__ Barbara was born on June 16,1902.

__PLACE OF BIRTH__ She was born in Hartford, Connecticut.

__DEATH__ She died on Sept.2,1992 in Huntington, N.Y.

__KNOWN FOR__ She discovered that chromosomes can break off and reconnect. This creates unique genetic combinations. This process is called "crossing over."

__SCIENCE EXPLAINED__ She explored how maize evolves genetically. She discovered "controlling elements" or "jumping genes" which make genes change and cause the corn to look different. She discovered what causes maize to look different overtime because of very small changes.

__CAREER__ Barbara earned her Doctorate Degree in Botany (the study of plants) at Cornell University in 1927. She continued work their until 1941. She then worked in the Cold Spring Harbor Labratory in Cold Spring Harbor, New York from 1941 all the way to her death.

//__DID YOU KNOW__// - Even though she was an amazing scientist she wasn't known like Albert Einstein because she was a woman. - On December 10, 1983 at 4:00 PM, she was the first woman to win an unshared Nobel prize in Physiology and Medicine. - She was awarded the National Medal of Science (the highest science medal) in 1970. - She won the Kimber Genetics Award in 1967. - She became president of the Genetics Society. - She was one of the 3 most famous people in genetics.

__REFERENCES__

" Barbara McClintock ." //National Academy of Sciences//. 2005. Washington D.C.Web. 22 Sept. 2009.

"//Hartford, Connecticut//." Online Image.Image 2009 Digital Globe Google Earth. Web. 22 Sept. 2009. . " McClintock, Barbara ." __Compton's by Britannica__. 2009. Encyclopædia Britannica Online School Edition. Web. 22 Sept. 2009.

"//McClintock, Barbara//." Online Photograph. Encyclopædia Britannica Online School Edition.Web. 22 Sept. 2009.

Fine, Edith Hope. //Barbara McClintock Nobel Prize Geneticist.// Springfield: Enslow Publishers Inc., 1998. Print.

Kittridge, Mary. //Barbara McClintock Biologist//. New York:Chelsea House Publishers, 1991. Print.