Mechanism of nitrogen fixation
C3 photosynthesis: activation of RuBISCO and Carbon dioxide fixation.
Moroney JV and Somanchi A (1999) How do algae concentrate CO2 to increase the efficiency of photosynthetic carbon fixation? Plant Physiology 119: 9–16.
for CO2 fixation by aquatic plants in The differences in
However, they were unable at first to identify a 2-carbon molecule that could bond with CO2 to form 3-PG. They did deduce that this was a cyclic process, because at longer times, the other carbons of 3-PG became labeled. This figure shows a model of their initial findings: