James Watson. Portrait of the American biochemist James Dewey Watson (born 1928) holding a model of the DNA helix. Watson is the co-discoverer of the structure of deoxyribonucleic acid (DNA),the molecule that carries an organism's genetic code. From 1951,with Francis Crick,he researched DNA's structure,assisted by X-ray crystallography data from Wilkins and Franklin. In 1953 they discovered DNA's 'double helix' structure. Crick,Watson and Wilkins shared the 1962 Nobel Prize for Physiology or Medicine. Photographed in 1954. ***** NO ADVERTISING USAGE IN CONSUMER OR TRADE MAGAZINES WITHOUT PRIOR WRITTEN APPROVAL ***** | |
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Credit: | Science Photo Library / Estate of Francis Bello |
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