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Spallanzani, Lazzaro

(Encyclopedia) Spallanzani, LazzaroSpallanzani, Lazzarolädˈdzärō späl-läntsäˈnē [key], 1729–99, Italian naturalist. He was professor at the universities of Modena (1763–69) and Pavia (from 1769).…

Harrison, Ross Granville

(Encyclopedia) Harrison, Ross Granville, 1870–1959, American biologist and anatomist, b. Germantown, Pa., Ph.D. Johns Hopkins, 1894. He went to Yale as professor of comparative anatomy in 1907 and…

Whipple, George Hoyt

(Encyclopedia) Whipple, George Hoyt, 1878–1976, American pathologist, b. Ashland, N.H., M.D. Johns Hopkins, 1905. He taught at Johns Hopkins (1909–14) and at the Univ. of California (1914–21) and was…

Hecht, Selig

(Encyclopedia) Hecht, Selig, 1892–1947, American biophysicist, b. Glogow, Austria (now Poland). He moved to the United States in 1898 and was graduated from the College of the City of New York (B.S…

Montt, Pedro

(Encyclopedia) Montt, PedroMontt, Pedropāˈᵺrō [key]Montt, Pedro mōnt [key], 1848–1910, president of Chile (1906–10). Son of Manuel Montt, he held with distinction several government posts. He was a…

Wacker process

(Encyclopedia) Wacker process, an industrial process for the manufacture of ethanol by oxidizing ethene. For example, bubbling ethylene and oxygen when treated by an acidified water solution of…

reproduction

(Encyclopedia) CE5 Examples of asexual reproduction reproduction, capacity of all living systems to give rise to new systems similar to themselves. The term reproduction may refer to this power…

Linton, William James

(Encyclopedia) Linton, William James, 1812–97, Anglo-American wood engraver, author, and political reformer. In 1842 he began working as a wood engraver with John Orrin Smith and produced…

Loeb, Jacques

(Encyclopedia) Loeb, JacquesLoeb, Jacqueslōb [key], 1859–1924, American physiologist, b. Germany, M.D. Univ. of Strasbourg, 1884. He came to the United States in 1891 and taught at Bryn Mawr, the…

Réaumur, René Antoine Ferchault de

(Encyclopedia) Réaumur, René Antoine Ferchault deRéaumur, René Antoine Ferchault derāˈəmy&oobreve;r, Fr. rənāˈ äNtwänˈ fĕrshōˈ də rāōmürˈ [key], 1683–1757, French physicist and naturalist. He…