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arginine

(Encyclopedia)CE5 arginine ärˈjənĭn [key], organic compound, one of the 20 amino acids commonly found in animal proteins. Only the l-stereoisomer participates in the biosynthesis of proteins. Its basic side ...

Sall, Macky

(Encyclopedia)Sall, Macky, Senegalese political leader. Trained as a geologist, he graduated from Dakar's Cheikh Anta Diop Univ. and also studied in France. A protégé of President Abdoulaye Wade and a member of t...

Redwood National Park

(Encyclopedia)Redwood National Park, 112,430 acres (45,518 hectares), along the Pacific coast, NW Calif.; est. 1968. Backed by coastal bluffs, 40 mi (64 km) of beach, lagoon, and rocky coast are preserved in their ...

Kuznets, Simon

(Encyclopedia)Kuznets, Simon ko͝oznĕtsˈ, kŭzˈnĕts [key], 1901–85, American economist, b. Kharkiv, Russia (now in Ukraine), grad. Columbia (B.S., 1923; M.A., 1924; Ph.D., 1926). He emigrated to the United St...

Toluca

(Encyclopedia)Toluca tōlo͞oˈkä [key], city (1990 pop. 327,865), capital of Mexico state, central Mexico. Located on the central plateau, Toluca (alt. c.8,760 ft/2,670 m) has a year-round cool climate. It was es...

Schlesinger, Arthur Meier

(Encyclopedia)Schlesinger, Arthur Meier shlĕsˈĭnjər [key], 1888–1965, American historian, b. Xenia, Ohio. After teaching at Ohio State Univ. and the State Univ. of Iowa, he was a professor of history (1924–...

Cubango

(Encyclopedia)Cubango ōkəvängˈgō [key], river, c.1,000 mi (1,610 km) long, rising in the highlands of central Angola, W central Africa, and flowing southeast, across the Caprivi Strip, Namibia, to the Okavango...

Cheb

(Encyclopedia)Cheb khĕp [key], Ger. Eger, city, NW Czech Republic, in Bohemia, near the German border. A c...

chitin

(Encyclopedia)chitin kītˈən [key], main constituent of the shells of arthropods. Chitin, a polysaccharide (see carbohydrate) analogous in chemical structure to cellulose, consists of units of a glucose derivativ...

de la Madrid Hurtado, Miguel

(Encyclopedia)de la Madrid Hurtado, Miguel dā lä mäᵺrēᵺˈ o͞ortäᵺˈō [key], 1934–2012, Mexican public official, president of Mexico (1982–88). As minister of planning and budget in the cabinet of J...