New Method Reveals High Similarity Between Gorilla And Human Y Chromosome (image) Penn State Share Print E-Mail Caption Jim (on the right), whose Y chromosome was sequenced, together with Dolly, his mother, and Binti, his sister. Credit San Diego Zoo Global Usage Restrictions The image credit must be published along wtih the image. Share Print E-Mail 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.