chain molecule
71polymerase chain reaction (PCR) — Laboratory technique used to make numerous copies of specific DNA segments quickly and accurately. These are needed for various experiments and procedures in molecular biology, forensic analysis (DNA fingerprinting), evolutionary biology (to… …
72side chain — noun a) in organic chemistry, that part of a molecule attached to some core structure; a radical b) the variable parts of amino acids that extend from the peptide …
73straight chain — noun A structural element of a molecule consisting of an unbranched sequence of atoms or simple groups, especially such a sequence of methylene groups in a aliphatic compound …
74carbon chain — /ˈkabən tʃeɪn/ (say kahbuhn chayn) noun (within a molecule of an organic substance) a number of carbon atoms each linked to its adjacent neighbours …
75open chain — /oʊpən ˈtʃeɪn/ (say ohpuhn chayn) noun a linking of atoms in an organic molecule in such a way that they do not form a ring …
76petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …
77Liste de molecules detectees dans le milieu interstellaire — Liste de molécules détectées dans le milieu interstellaire Cet article est une liste de molécules qui ont été détectée dans le milieu interstellaire, groupées par nombre d atomes constituant. La formule brute de chaque composé est mentionnée,… …
78Liste de molécules détectées dans le milieu interstellaire — Cet article est une liste de molécules qui ont été détectées dans le milieu interstellaire, groupées par nombre d atomes constituant. La formule brute de chaque composé est mentionnée, ainsi que toute forme ionisée qui aurait éventuellement été… …
79Excluded volume — The concept of excluded volume was introduced by Werner Kuhn in 1934 and applied to polymer molecules shortly thereafter by Paul Flory. Contents 1 In liquid state theory 2 In polymer science 3 See also …
80Polybutadiene — is a synthetic rubber that is a polymer formed from the polymerization of the monomer 1,3 butadiene. It has a high resistance to wear and is used especially in the manufacture of tires. It has also been used to coat or encapsulate electronic… …
