Breaking Down Cellulose (IMAGE) Iowa State University Caption Genetic mutations in plants could make it easier to break down the cellulose in biomass -- corn stalks and leaves, for example -- for more efficient biofuel production. Credit Photo by Maddison Sieck, Iowa State's Bioeconomy Institute. 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.