Short polymer compartments illustration (IMAGE) Penn State Caption Illustration showing difference in stability of double-stranded RNA in membraneless compartments made from shorter polymers (left) and longer polymers (right). Credit Fatma Pir Cakmak, Penn State 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.