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This is an accepted version of this page This is the latest accepted revision, reviewed on 12 February 2025. British X-ray crystallographer (1920–1958) This article is about the chemist. For the Mars rover named after her, see Rosalind Franklin (rover). Rosalind Franklin Franklin with a microscope in 1955 Born Rosalind Elsie Franklin (1920-07-25) 25 July 1920 Notting Hill, London, England ...
Rosalind Franklin joined King's College London in January 1951 to work on the crystallography of DNA. By the end of that year, she established two important facts: one is that phosphate groups, which are the molecular backbone for the nucleotide chains, lie on the outside (it was a general consensus at the time that they were at the inside); and the other is that DNA exists in two forms, a ...
Anne Sayre first met Rosalind Franklin in 1949 at Laboratoire Central des Services Chimiques de l'État in Paris, where Franklin was working, and when she and her husband was visiting. [5] From then on she remained one of Franklin's closest friends. While she and her husband lived in Oxford, Franklin frequently met her whenever he visited England.
The Rosalind Franklin rover is an autonomous six-wheeled vehicle with mass approximately 300 kg (660 lb), about 60% more than NASA's 2004 Mars Exploration Rovers Spirit and Opportunity, [17] but about one third that of NASA's two most recent rovers: Curiosity rover, launched in 2011, and Perseverance rover, launched in 2020.
Of the currently revealed female nominees, the physiologists Nettie Stevens, Frieda Robscheit-Robbins, Rosalind Franklin, Miriam Michael Stimson, Louise Pearce, Virginia Apgar, Hattie Alexander and Alice Catherine Evans were not included. The most number of female nominees was in the field of literature.
Rosalind Franklin was a British molecular biologist who was instrumental in the discovery of the structure of deoxyribonucleic acid in 1951. At King's College London where she applied X-ray diffraction to the study of biological materials , she performed several X-ray radiographs of the DNA.
Pre-COVID, plastic pollution was already wreaking havoc on the environment. Today, according to the United Nations Environment Programme (UNEP), "if historical data is a reliable indicator, it can ...
He observed that the agent multiplied only in cells that were dividing and he called it a contagium vivum fluidum (soluble living germ) and re-introduced the word virus. [3] Beijerinck maintained that viruses were liquid in nature, a theory later discredited by the American biochemist and virologist Wendell Meredith Stanley (1904–1971), who ...