Worms under a powerful microscope (IMAGE) Center for Genomic Regulation Caption Composite image showing fluorescent-tagged nuclei in every cell of five different C. elegans captured in the Advanced Light Microscopy Unit at the CRG. Credit Jeremy Vicencio, Nadia Halidi/Centro de Regulación Genómica Usage Restrictions Credit must be given to the creator. License CC BY 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.