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Sutherland, Earl Wilbur

(Encyclopedia) Sutherland, Earl Wilbur, 1915–1974, American pharmacologist and physiologist, b. Burlingame, Kans., M.D., Washington Univ. Medical School, 1942. He was a professor at Washington Univ…

Inheritance: Gametogenesis in Plants and Animals

Gametogenesis in Plants and AnimalsInheritanceIntroductionGenes at Work: Mendel's BreakthroughMeiosis and Sexual ReproductionGametogenesis in Plants and AnimalsRegulation of Gene Expression in…

Milestones in Environmental Protection

Preservation and conservation milestones in the United States by Holly Hartman 1840s–1860s1870s–1880s1890s–1920s1930s–1960s1970s1980s1990s2000sMost Recent Entry 1849 The U.S.…

genetic engineering

(Encyclopedia) CE5 Genetic engineering: Gene-splicing techniques genetic engineering, the use of various methods to manipulate the DNA (genetic material) of cells to change hereditary traits or…

Gilbert Harrison Biography

publisherDied: January 3, 2008 (Scottsdale, Arizona) Best Known as: owner and editor of The New Republic Former publisher of the liberal political and…

Fred Gwynne

actorBorn: 7/10/1926Birthplace: New York City Fred Gwynne is best known as the amiable Herman Munster in the television series The Munsters (1964–66). But the long-faced, deep-voiced actor's…

DK Human Body: Disease

WHAT ARE BACTERIA AND VIRUSES? WHAT ARE GENETIC DISEASES? WHY DO SOME PEOPLE SUFFER FROM ALLERGIES? WHAT IS CANCER? MEDICINEFIND OUT MOREAnything that damages the body or how it works can be called…

cline

(Encyclopedia) cline, in biology, any gradual change in a particular characteristic of a population of organisms from one end of the geographical range of the population to the other. Gradients of…

Wexler, Nancy

(Encyclopedia) Wexler, Nancy, 1945–, American geneticist and neuropsychologist, b. Washington, D.C., Ph.D. Univ. of Michigan, 1974. After her mother was diagnosed with Huntington's disease in 1968,…