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The Supreme Court: Taney Court, 1837 to 1864

Taney Court, 1837 to 1864The Supreme CourtEbbs and Flows of Court LeadershipTaney Court, 1837 to 1864Chase Court, 1864 to 1873Waite Court, 1874 to 1888Fuller Court, 1888 to 1910White Court,…

Huntington's disease

(Encyclopedia) Huntington's disease, hereditary, acute disturbance of the central nervous system usually beginning in middle age and characterized by involuntary muscular movements and progressive…

Smith, George Pearson

(Encyclopedia) Smith, George Pearson, 1941–, American biologist, b. Norwalk, Ct., Ph.D. Harvard, 1970. Smith has been a professor at the Univ. of Missouri, Columbia, since 1975 (emeritus since 2015…

operon

(Encyclopedia) operon, in genetics, site on a bacterial chromosome containing genes that control protein synthesis (structural genes) together with a gene that determines whether the structural genes…

Prokofiev, Sergei Sergeyevich

(Encyclopedia) Prokofiev, Sergei SergeyevichProkofiev, Sergei Sergeyevichsyĭrgāˈ syĭrgāˈəvĭch prōkôfˈēĕf [key], 1891–1953, Russian composer, pianist, and conductor. Prokofiev achieved wide popularity…

Juan Fernández

(Encyclopedia) Juan FernándezJuan Fernándezhwän fārnänˈdās [key], group of small islands, S Pacific, c.400 mi (640 km) W of Valparaiso, Chile. They belong to Chile and are constitutionally a special…

genetics

(Encyclopedia) genetics, scientific study of the mechanism of heredity. While Gregor Mendel first presented his findings on the statistical laws governing the transmission of certain traits from…

DK Science: Genetics

LOCATION OF CHROMOSOMES CHROMOSOME STRUCTURE DNA DOUBLE HELIX CHROMOSOME SET GENES INHERITANCE FIND OUT MORE Genetics is the study of the instructions, contained in cells, for how our…