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Events on Wednesday 2 September 1992 1
1902 – 1992Barbara McClintock (1902-1992)Died 2 September 1992, aged 90Barbara McClintock was an American geneticist who discovered transposable genetic elements, or "jumping genes," through her work on maize. She won the Nobel Prize in Physiology or Medicine in 1983, the only woman to win that prize unshared. Her research reshaped understanding of genome structure and regulation.