Dawn of Life (IMAGE) University of North Carolina Health Care Caption At the dawn of life, catalysts most likely had to speed up chemical reactions to kick start the prebiotic evolution that led to biological evolution into cells. New research suggests how primordial proteins developed the ability to accelerate the central chemical reaction necessary to allow life to arise on Earth. Credit NA 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.