structural characteristics
31Cyclone — This article is about the meteorological phenomenon. For other uses, see Cyclone (disambiguation). Polar low over the Barents Sea on February 27, 1987 In meteorology, a cyclone is an area of closed, circular fluid motion rotating in the same… …
32Drug design — Not to be confused with Designer drug. Drug design, also sometimes referred to as rational drug design or structure based drug design, is the inventive process of finding new medications based on the knowledge of the biological target.[1] The… …
33Adeno-associated virus — Taxobox color = violet name = Adeno associated virus image width = 180px image caption = Adeno Associated Viruses virus group = II familia = Parvoviridae subfamilia = Parvovirinae genus = Dependovirus species = adeno associated virus Adeno… …
34DNA — For a non technical introduction to the topic, see Introduction to genetics. For other uses, see DNA (disambiguation). The structure of the DNA double helix. The atoms in the structure are colour coded by element and the detailed structure of two …
35Perfect competition — Economics …
36Crystal oscillator — A miniature 4 MHz quartz crystal enclosed in a hermetically sealed HC 49/US package, used as the resonator in a crystal oscillator. A crystal oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal …
37Spotted Owl — northern race plumage Conservation status …
38Social disorganization theory — In sociology, the Social Disorganization Theory was one of the most important theories developed by the Chicago School, related to ecological theories.William Isaac Thomas and Florian ZnanieckiThomas and Znaniecki (1918 1920) introduced the idea… …
39Chemokine receptor — Typical structure of a chemokine receptor, with seven transmembrane domains and a characteristic DRY motif in the second intracellular domain. Chemokine receptors are usually linked to a G protein through which they signal. Chemokine receptors… …
40Transcaucasia — Transcaucasian /trans kaw kay zheuhn, sheuhn, kazh euhn, kash /, adj., n. /trans kaw kay zheuh, sheuh/, n. a region in SE Europe, S of the Caucasus Mountains, between the Black and Caspian seas: constituted a republic 1922 36 (Transcaucasian… …
