BACTERIA 1 (IMAGE) Rice University Caption A simple theoretical model by Rice University scientists seeks to explain why bacteria remain roughly the same size and shape. The model shows the random processes of growth and division are linked, essentially canceling each other out. Credit Kolomeisky Research Group/Rice University 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.