Matthew Hufford stands in a field of corn (IMAGE) Iowa State University Caption Matthew Hufford is the first author of a study detailing the genomes of 26 lines of corn. Hufford said the sheer genetic diversity present in corn created hurdles for the assembly of the genomes. Around 85% of the corn genome is composed repeated patters. Credit Christopher Grannon/Iowa State University News Service Usage Restrictions none License Original 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.