(n) in all plants and animals: a series of enzymatic reactions in mitochondria involving oxidative metabolism of acetyl compounds to produce high-energy phosphate compounds that are the source of cellular energy, Syn.citric acid cycle, tricarboxylic acid cycle, Krebs citric acid cycle
The Collaborative International Dictionary of English (GCIDE) v.0.53
n. (Chem.) an organic compound whose acidity is due to the presence of a carboxyl gorup. Monocarboxylic acids (such as acetic acid or butyric acid) have one carboxyl group, dicarboxylic acids (such as oxalic acid or malonic acid) have two, tricarboxylic acids (such as citric acid) have three. [ PJC ]
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