yeast cell sample plate (IMAGE) DOE/Brookhaven National Laboratory Caption Closeup of a sample plate filled with yeast cell cultures used in these studies. These plates allow scientists to run experiments on many duplicate samples simultaneously to increase confidence in results. Credit Brookhaven National Laboratory Usage Restrictions OK for use with stories about this research. 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.