Demuth and Blackmon (IMAGE) University of Texas at Arlington Caption UT Arlington Associate Professor of Biology Jeffery Demuth and Heath Blackmon, a Ph.D. student (on right), have published a paper on Y chromosome loss. Credit UT Arlington 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.