Darwinian principles in a chemical system (IMAGE) University of Groningen Caption This image shows how a divergent chemical mixture can 'evolve' into a mixture of species, or be dominated by just one. Credit Otto Lab / University of Groningen Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.