(IMAGE) Université de Genève Caption The endosperm (in brown on the left picture, and absent on the right picture) is necessary for the good development of the seedling. Credit © UNIGE Usage Restrictions none 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.