Surprises in Cell Division (IMAGE) California Institute of Technology Caption A "regular" spindle configuration (top) with all chromosomes attached to microtubules, and the O. tauri spindle (bottom) with chromosomes bundled together and attached to just two short, incomplete microtubules. Credit Caltech 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.