organic theory
121Panspermia — (Greek: πανσπερμία from πᾶς/πᾶν (pas/pan) all and σπέρμα (sperma) seed ) is the hypothesis that life exists throughout the Universe, distributed by meteoroids, asteroids and planetoids.[1] Panspermia proposes tha …
122United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
123History of zoology (through 1859) — This article considers the history of zoology before the theory of evolution proposed by Charles Darwin in 1859.Pre scientific zoologyHumans have been fascinated by the other members of the animal kingdom throughout history. In early Europe, they …
124Michael J. S. Dewar — Born September 24, 1918(1918 09 24) Ahmednagar, India, Asia Died October 10, 1997( …
125Diffraction topography — (short: topography ) is an X ray imaging technique based on Bragg diffraction. Diffraction topographic images ( topographs ) record the intensity profile of a beam of X rays (or, sometimes, neutrons) diffracted by a crystal. A topograph thus… …
126protein — proteinaceous /proh tee nay sheuhs, tee i nay /, proteinic, proteinous, adj. /proh teen, tee in/, n. 1. Biochem. any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the… …
127Kekule von Stradonitz, August — ▪ German chemist original name Friedrich August Kekulé born Sept. 7, 1829, Darmstadt, Hesse died July 13, 1896, Bonn, Ger. German chemist who established the foundation for the structural theory in organic chemistry (chemistry). Kekule… …
128Outline of chemistry — The following outline is provided as an overview of and topical guide to chemistry: Chemistry – science of atomic matter (matter that is composed of chemical elements), especially its chemical reactions, but also including its properties,… …
