Keywords: CAM cycle English.svg Crassulacean acid metabolism overview CA carbonic anhydrase<br> CC Calvin cycle<br> PEP phosphoenolpyruvic acid<br> PEPC phosphoenolpyruvate carboxylase<br> PEPCK phosphoenolpyruvate carboxykinase<br> MDH malate dehydrogenase<br> ME malic enzyme malate dehydrogenase <br> PPDK pyruvate phosphate dikinase Diagram showing CAM cycle crassulacean acid metabolism CAM photosynthesis Own <br> CAM cycle svg 16 55 24 May 2016 UTC Original Yikrazuul<br>Derivative Ed Edgar181 CAM cycle |