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.
Currently, average cost of colonoscopy is: 1  About $3,000 if not covered by health insurance (5). 2  Zero to about $1,000 for patients with symptoms or risk factors that warrant health insurance (5). 3  $400-800 for virtually colonoscopy (usually not covered by Medicare or health insurance) (6).