Nitrogen fixation by photosynthetic microorganisms.

Adenosine Triphosphate/metabolism Ammonia/metabolism Bacteria/enzymology,growth & development,metabolism Cell-Free System Citric Acid Cycle Cyanobacteria/enzymology,metabolism Ecology Light Nitrogen/metabolism Nitrogen Fixation Nitrogenase/antagonists & inhibitors,metabolism Oxygen Pentosephosphates/metabolism Photosynthesis Pyruvates/metabolism Species Specificity Symbiosis Water Microbiology

Pentosephosphates Pyruvates Ammonia Adenosine Triphosphate Nitrogenase Nitrogen Oxygen