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.
Costs varied depending on the codes used, but on average, the screening costs for Medicare colonoscopy was $1,035. Accompanying biopsies raised the costs to an average of $1,212. Without biopsy, the average cost was $824.