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molecular biology

(Encyclopedia)molecular biology, scientific study of the molecular basis of life processes, including cellular respiration, excretion, and reproduction. The term molecular biology was coined in 1938 by Warren Weave...

Fitch, Val Logsdon

(Encyclopedia)Fitch, Val Logsdon, 1923–2015, American nuclear physicist, b. Merriman, Neb., Ph.D. Columbia, 1954. During World War II Fitch was drafted into the army and worked on the detonator for the atomic bom...

Diefenbaker, John George

(Encyclopedia)Diefenbaker, John George dēˈfənbāˌkər [key], 1895–1979, Canadian political leader. Elected to Parliament (1940), he succeeded George Drew as leader of the Progressive Conservative party (1956)...

Dillon, John Forrest

(Encyclopedia)Dillon, John Forrest, 1831–1914, American jurist, b. Montgomery co., N.Y., M.D. State Univ. of Iowa, 1850. He abandoned medical practice early in his career and was admitted to the Iowa bar in 1852....

Dyson, Freeman John

(Encyclopedia)Dyson, Freeman John dīˈsən [key], 1923–2020, British-American theoretical physicist and mathematician, studied Trinity College, Cambridge (B.A., 1945) and Cornell. He did bomber operations resear...

Eaton, John Henry

(Encyclopedia)Eaton, John Henry, 1790–1856, U.S. Senator (1818–29) and Secretary of War (1829–31), b. Halifax co., N.C. After being admitted to the bar, he practiced in Franklin, Tenn., and married Myra Lewis...

Edwards, John Reid

(Encyclopedia)Edwards, John Reid (Johnny Reid Edwards), 1953–, U.S. politician, b. Seneca, S.C., grad. North Carolina State Univ. (B.A., 1974), Univ. of North Carolina (J.D., 1977). The son of a textile-mill work...

DeLorean, John Zachary

(Encyclopedia)DeLorean, John Zachary, 1925–2005, American automobile executive and entrepeneur, b. Detroit. Son of a Ford Motor Co. worker, he attended the Lawrence Institute of Technology (B.S. 1948) and later e...

Denham, Sir John

(Encyclopedia)Denham, Sir John dĕnˈəm [key], 1615–69, English poet and dramatist. His fame rests largely on two works: Cooper's Hill (1642), a topographical poem, combining descriptions of scenery with moral r...

Dix, John Adams

(Encyclopedia)Dix, John Adams, 1798–1879, American statesman, b. Boscawen, N.H. He served in the War of 1812, was later admitted to the bar, and practiced law in Cooperstown, N.Y. He held high state offices and s...