light stress (IMAGE) University of California - Riverside Caption Plant (right seedling) produces sunscreen to protect itself from damage caused by high light. (UCR/Jin-Zheng Wang) Credit Jin-Zheng Wang/UCR Usage Restrictions none License Original 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.