Seed Experiment Cassette (IMAGE) NASA/Johnson Space Center Caption Tiny Arabidopsis thaliana seeds are visible as a dotted line across the membrane that is sealed inside of an experiment cassette. Credit NASA / Dominic Hart 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.