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...orless, odorless and tasteless mixture of [[gas]]es consisting mostly of [[nitrogen]] (N₂) and [[oxygen]] (O₂) which is the part of [[Ear

...s of elements that form diatomic molecules in the gas phase are oxygen and nitrogen (the main components of air), as well as hydrogen and at least four of the

*[[Blood urea nitrogen]]

...ium (mmol/L)} + \frac{\text{glucose (mg/dl)}}{18} + \frac{\text{blood urea nitrogen (mg/dl)}}{2.8}</math>

* 0.3 (pyridyl nitrogen) * 10.3 for the pyrrole nitrogen

{{r|Nitrogen}}

...en obtained by chemical means, he isolated argon in 1895 from atmospheric nitrogen, thus explaining its higher density by the presence of small amounts of arg

{{r|Nitrogen}}

...e chain bonds to both the alpha carbon and the backbone nitrogen atom, the nitrogen is a secondary amine, making proline an ''imino acid'' rather than an ''ami

|{{Image|Terra Nitrogen Plant.jpg|right|200px|Terra Nitrogen plant in Verdigris, Oklahoma that produces ammonia and ammonia derived fert

...t part of the [[flue gas]] from most fossil fuel combustion is uncombusted nitrogen. The next largest part of the flue gas is [[carbon dioxide]] (CO<sub>2</sub ...xides are derived from the nitrogen in the ambient air as well as from any nitrogen-containing compounds in the fossil fuel. The sulfur dioxide is derived from

'''Mechlorethamine''' is a specific member of the class of [[nitrogen mustard]]s, originally introduced as [[chemical weapon]]s but now used medi

...[extremophile]] microbes and invertebrates can survive storage in [[liquid nitrogen]].

...cyclophosphamide]] is a [[medication]] that is "precursor of an alkylating nitrogen mustard [[antineoplastic agent|antineoplastic ]] and [[immunosuppressive ag

{{r|Nitrogen}}

|{{Image|Terra Nitrogen Plant.jpg|right|200px|Terra Nitrogen plant in Verdigris, Oklahoma that produces ammonia and ammonia derived fert

...ha</math>-amino nitrogen atom from the glutamate <math>\alpha</math>-amino nitrogen by transamination. Glutamate is a major [[neurotransmitter]] in the brain. ...utamate and ammonium ion, with energy derived from the hydrolysis of ATP. Nitrogen metabolism is largely controlled by glutamine synthetase and [[glutamate de

{{r|Nitrogen mustards}}

...s used to produce the useful substance [[ammonia]] from [[hydrogen]] and [[nitrogen]]. ==Sources of hydrogen and nitrogen==

* Nitrogen in the form of ammonia. ...ounds in the cell, an thus glutamate formation is a major contributor to [[nitrogen assimilation]] in many organisms