In this article we will discuss about the CO2 Fixation Pathways—C4 Cycle. In 1954, in addition to Calvin cycle, an alternative pathway for CO2 fixation in photosynthesis was discovered by Kortschak who reported the formation of C4dicarboxylic acids as primary products of photosynthesis in sugarcane. When 14CO2 was supplied to sugarcane leaves for a short […]