'''Carboxylic acid''' is an organic molecule and an [[acid]] containing a carboxyl group, formula -COOH. They are a [[functional group]] present in both [[amino acids]] and [[fatty acids]].
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'''Carboxylic acid''' is an organic molecule and an [[acid]] containing a carboxyl group, formula -COOH. They are a [[functional group]] present in both [[amino acids]] and [[fatty acid]]s.