Nitrogen fixation is the process by which atmospheric nitrogen is converted either by a natural or an industrial means to a form of nitrogen such as ammonia. In nature, most nitrogen is harvested from the atmosphere by microorganisms (see above) to form ammonia, nitrites, and nitrates that can be used by plants.
A Colonoscopy costs $770 in Columbus when you take the median price of the 40 medical providers who perform Colonoscopy procedures in the Columbus, OH area.
Anesthesia: You might think that anesthesia would be included with the price of a colonoscopy. After all, it's not surprising that many patients would want to be anesthetized. But for quite awhile, patients were being billed for anesthesia, which by itself can run $1,000 or more.