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amide
amide , organic compound formed by reaction of an acid chloride, acid anhydride, or ester with an amine. Under strong acidic conditions an amide can be hydrolyzed to yield an amine and a carboxylic acid. The reverse of this process results in the loss of water and is used in nature to link amino aci...
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asparagine
asparagine , organic compound, one of the 20 amino acids commonly found in animal proteins. Only the l -stereoisomer participates in the biosynthesis of mammalian proteins. Its structure is identical to that of the amino acid aspartic acid , except that the latter compound's acidic side-chain ...
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glutamine
glutamine , organic compound, one of the 20 amino acids commonly found in animal proteins. Only the l -stereoisomer occurs in mammalian protein. Its structure is identical to that of glutamic acid , except that the acidic side-chain carboxyl group of glutamine has been coupled with ammonia, yi...
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August Wilhelm von Hofmann
August Wilhelm von Hofmann , 1818-92, German organic chemist. He was professor at the Univ. of Berlin from 1865 and was a founder (1868) of the German Chemical Society. He studied the constitution of aniline and was the first to prepare rosaniline and its derivatives, thereby laying the basis for th...
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Apollo Milton Obote
Apollo Milton Obote , 1924-2005, president of Uganda (1966-71, 1980-85). Obote, a member of the legislative council of Uganda from 1957, founded (1960) the Uganda People's Congress. Prime minister from 1962 to 1966, he led a revolution, installing himself as president in 1966. Overthrown by Idi Ami...
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Kim Young Sam
Kim Young Sam 1927-, South Korean political leader, b. Gyeongsang prov. He was first elected to the National Assembly in 1954 and served nine terms. A long-time political dissident and opponent of military rule, he was banned from politics from 1980 to 1985 and was twice subjected to house arrest. ...
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Mengistu Haile Mariam
Mengistu Haile Mariam , 1937-, military ruler of Ethiopia (1974-91). Mengistu, an army officer, participated prominently in Emperor Haile Selassie 's overthrow (1974). Emerging through violence as preeminent military ruler by 1977, he sought Soviet aid, established a socialist People's Republic and...
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Jim Wright
Jim Wright (James Claud Wright, Jr.), 1922-, U.S. congressman, speaker of the U.S. House of Representatives (1987-89), b. Fort Worth, Tex. Following service in the U.S. army during World War II, Wright was a Texas state representative (1947-49) and mayor of Weatherford, Tex. (1950-54). He was elect...
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anhydride
anhydride [Gr.,=without water], chemical compound formed by removing water, H 2 O, from another compound; the anhydride can also react with water to form the original compound. An acid anhydride reacts with water to form an acid; e.g., sulfur trioxide, SO 3 , reacts with water to form sulfuric acid...
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Levi Eshkol
Levi Eshkol , 1895-1969, Israeli statesman, third prime minister of Israel, b. Ukraine; originally named Levi Shkolnik. In World War I he served in the Jewish Legion, which supported the British forces in Palestine. A leader in the Histradrut (General Federation of Jewish Labor) and the Mapai party,...
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