LargeArea (IMAGE) Stanford University Caption Nuclear movements over three hours in the leaf epidermis during development. The cellular outlines are shown in magenta and the nuclei, which contain the cell's DNA, are shown in green. Credit Andrew Muroyama Usage Restrictions Image may only be used with appropriate caption or credit 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.