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71carboxylic acid — Chem. any organic acid containing one or more carboxyl groups. [1900 05; CARBOXYL + IC] * * * Any organic compound with the general chemical formula ―COOH in which a carbon (C) atom is bonded to an oxygen (O) atom by a double bond to make a… …
72chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements …
73organohalogen compound — Introduction any of a class of organic compounds (organic compound) that contain at least one halogen (halogen element) ( fluorine [F], chlorine [Cl], bromine [Br], or iodine [I]) bonded to carbon. They are subdivided into alkyl, vinylic, aryl,… …
74Divinylcyclopropane-cycloheptadiene rearrangement — The divinylcyclopropane cycloheptadiene rearrangement is an organic chemical transformation that involves the isomerization of a 1,2 divinylcyclopropane into a cycloheptadiene or triene. It is conceptually related to the Cope rearrangement, but… …
75Nuclear drip line — In nuclear physics, the boundaries for nuclear particle stability are conceptualized as drip lines. The nuclear landscape is understood by plotting boxes, each of which represents a unique nuclear species, on a graph with the number of neutrons… …
76Mitochondrial permeability transition pore — The Mitochondrial Permeability Transition, or MPT, is defined as an increase in the permeability of the mitochondrial membranes to molecules of less than 1500 Daltons in molecular weight. MPT results from the opening of a mitochondrial… …
77experience — vb Experience, undergo, sustain, suffer are comparable when they mean to pass through the process of actually coming to know or to feel. Experience means little more than this. It implies that something (as a sensation, an emotion, or an… …
78Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… …
79Genital modification and mutilation — The terms genital modification and genital mutilation can refer to permanent or temporary changes to human sex organs. Some forms of genital alteration are performed at the behest of an adult, with their informed consent. Others are performed on… …
80Recruit training — U.S. Army recruits learn bayonet fighting skills Recruit training, more commonly known as Basic Training and colloquially called Boot Camp, is the initial indoctrination and instruction given to new military personnel, enlisted and officer.… …
