A Tail of Gene Expression (IMAGE) National Centre for Biological Sciences Caption Curiously, messenger molecules called mRNA are similar to kites in that they require a tail for stability. Credit 3.0 <a target="_blank"href="https://commons.wikimedia.org/wiki/File:Kites_at_Jeevan_kite_festival.JPG">https://commons.wikimedia.org/wiki/File:Kites_at_Jeevan_kite_festival.JPG</a> 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.