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A Tenth Planet?

In recent years astronomers have discovered that our solar system is a great deal more crowded than we imagined. In 2004 alone, a dozen new moons circling Saturn were identified. Today's…

Barry Morris GOLDWATER, Congress, AZ (1909-1998)

Senate Years of Service: 1953-1965; 1969-1987Party: RepublicanGOLDWATER, Barry Morris, (father of Barry Morris Goldwater, Jr.), a Senator from Arizona; born in Phoenix, Maricopa County, Ariz…

Robert Charles KRUEGER, Congress, TX (1935)

Senate Years of Service: 1993-1993Party: DemocratKRUEGER, Robert Charles, a Representative and a Senator from Texas; born in New Braunfels, Comal County, Tex., September 19, 1935; attended New…

Rufus KING, Congress, NY (1755-1827)

Senate Years of Service: 1789-1795; 1795-1796; 1813-1823; 1823-1825 Party: Pro-Administration; Federalist; Federalist; Adams-Clay Federalist KING, Rufus, (half brother of Cyrus King and father…

Joseph KERR, Congress, OH (1765-1837)

Senate Years of Service: 1814-1815Party: Democratic RepublicanKERR, Joseph, a Senator from Ohio; born in Kerrtown (now Chambersburg), Franklin County, Pa., in 1765; was privately tutored;…

Inheritance: Introduction

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

Origin of Life: Introduction

IntroductionOrigin of LifeIntroductionSpontaneous GenerationEarly Earth EnvironmentYou may have already know that somebody somewhere has mixed a few chemicals together, ignited it with a spark, and…

The Chemistry of Biology: Introduction

IntroductionThe Chemistry of BiologyIntroductionAtomic TheoryChemical Reactions: Ionic, Covalent, and Polar Covalent BondsWaterOrganic ChemistryCarbohydratesLipidsProteinsNucleic AcidsVitamins and…