Domestic and Wild Tomatoes Compared (IMAGE) University of California - Davis Caption Researchers can now compare not only the genomes, but all the genes expressed, by domestic and wild tomatoes. L to R: Solanum lycopersicum, and wild relatives S. pimpinellifolium, S. habrochaites and S. pennellii. Credit Brad Townsley, UC Davis. Usage Restrictions May be used with acknowledgement of the source. 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.