DNA may have had humble beginnings as nutrient carrier
Monday, September 1, 2014 - 10:00
in Biology & Nature
New research intriguingly suggests that DNA, the genetic information carrier for humans and other complex life, might have had a rather humbler origin. In some microbes, a study shows, DNA pulls double duty as a storage site for phosphate. This all-important biomolecule contains phosphorus, a sometimes hard-to-get nutrient.