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Nüsslein-Volhard and Wieschaus identified genes involved in embryonic development by a series of genetic screens, generating random mutations in fruit flies using ethyl methanesulfonate. Some of these mutations affected genes involved in the development of the embryo.
Description: This book explained Dalton's theory of atoms and its applications to chemistry. Importance: The book was one of the first to describe a modern atomic theory, a theory that lies at the basis of modern chemistry. [3]: 251 It is the first to introduce a table of atomic and molecular weights.
LibreTexts' current primary support is from the 2018 Open Textbook Pilot Program award from the Department of Education Organization Act. [7] [10] [5] [11] FIPSE [12] Other funding comes from the University of California Davis, the University of California Davis Library, [5] and the California State University System both through MERLOT and its Affordable Learning Solutions (AL$) program.
For example - this recent textbook states - "Gradually, organic chemistry came to be defined as the chemistry of substances containing carbon, the definition we currently recognize and use." I don't agree with this definition - but it crops up in so many organic chemistry textbooks that it is hard to ignore, but the carbon criteria is way too ...
The Free High School Science Texts (FHSST) organization is a South African non-profit project, which creates open textbooks on scientific subjects. Textbooks are edited to follow the government's syllabus, and published under a Creative Commons license (CC BY [1]), allowing teachers and students to print them or share them digitally.
Ralph Raphael was born in Croydon, London on New Year's Day 1921, the son of master tailor Jacob ("Jack") Raphael (1889-1978) and his wife, Lily (née Woolf; 1892-1956). [3] He attended secondary school at Wesley College, Dublin and then Tottenham County School, where a chemistry master, Edgar Ware, introduced him to the subject that would ...
Ralph Gottfrid Pearson (January 12, 1919 – October 12, 2022) was an American physical inorganic chemist best known for the development of the concept of hard and soft acids and bases (HSAB). He received his Ph.D. in physical chemistry in 1943 from Northwestern University , and taught chemistry at Northwestern faculty from 1946 until 1976 ...
Robert Howard Grubbs ForMemRS (February 27, 1942 – December 19, 2021) was an American chemist and the Victor and Elizabeth Atkins Professor of Chemistry at the California Institute of Technology in Pasadena, California. [7] He was a co-recipient of the 2005 Nobel Prize in Chemistry for his work on olefin metathesis. [8]