Chromosomes (IMAGE) Rockefeller University Caption Chromosomes after extract dilution, a technique that disperses individualized chromosomes in the lab. Credit Pavan S. Choppakatla Usage Restrictions Image may only be used to illustrate research described in the accompanying release. 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.