Diagram showing CAM cycle (crassulacean acid metabolism, CAM photosynthesis)
Original: <a href="//commons.wikimedia.org/wiki/User:Yikrazuul" title="User:Yikrazuul">Yikrazuul</a><br>Derivative: Ed (<a href="//commons.wikimedia.org/wiki/User_talk:Edgar181" title="User talk:Edgar181">Edgar181</a>)
Own work based on: <a href="//commons.wikimedia.org/wiki/File:CAM_cycle.svg" title="File:CAM cycle.svg">CAM cycle.svg</a>