Arabidopsis layers (IMAGE) Salk Institute Caption PHYTOMap enables scientists to see plant genes in three dimensions. Each dot (purple, green, blue, and red) represents a different gene. Credit Salk Institute Usage Restrictions With credit and related coverage 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.