keck graphic (IMAGE) University of North Carolina Health Care Caption How could life emerge before there was a genetic code? A chicken or the egg conundrum of biomolecular proportions. Credit UNC-Chapel Hill 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.