Two-Step Process (IMAGE) Indiana University Caption Epigenetic inheritance is a two-step process, with a heritable molecular memory first forming to maintain a chromatin state required later for actual silencing of a genetic locus. Credit Craig Pikaard and Todd Blevins 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.