Hedging Bets (IMAGE) University of Birmingham Caption Mathematical modelling and microscopy has identified a cellular "random number generator," allowing plants to hedge their evolutionary bets by varying their seeds' germination propensity. Credit Iain Johnston 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.