Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an organonitrogen stimulus. An organonitrogen compound is formally a compound containing at least one carbon-nitrogen bond. [ http://www.ncbi.nlm.nih.gov/pubmed/9869419 ]
Synonyms: response to organic nitrogen
This is just here as a test because I lose it