Life in Evolution's Fast Lane (IMAGE) PLOS Caption This is Hanseniaspora uvarum, one of the budding yeast species living without many genes otherwise thought to be essential for life. Credit Prof. Dr. Neža ?adež, University of Ljubljana Usage Restrictions CC-BY: Redistribution allowed with credit. 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.