Phenotypic Variability (IMAGE) University of California - San Diego Caption These two colors represent distinct phenotypes in an ensemble of virtual cells grown in three trilals, with snapshots taken at the same specified time for each trial. Credit UC San Diego Usage Restrictions None 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.