Photosynthesis in X-ray Vision (IMAGE) Deutsches Elektronen-Synchrotron DESY Caption This is the molecular structure of photosystem II, which arranges itself in rows. Credit Credit: Martin Bommer/HU Berlin Usage Restrictions Free for use by the media if reporting on the related paper License Licensed content 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.