What does it take to be a C4? (image) ARC Centre of Excellence for Translational Photosynthesis Share Print E-Mail Caption Changing a plant like rice, from following the C3 photosynthesis path to follow the C4 photosynthesis path, needs an interdisciplinary and international approach. Credit Carl Davies Usage Restrictions Only to be used with this media release and credited to Carl Davies. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.