Burley Oak founder reflects on five years of craft beer and helping make Berlin cool
The Baltimore Sun

Two human chromosomes

Human chromosomes (like the two pictured) seem to undergo changes in the amount of methylation as people age. This might hold a clue to aging, authors say.
©ANDREW SYRED/PHOTO RESEARCHERS
Copyright © 2016, The Baltimore Sun, a Baltimore Sun Media Group publication | Place an Ad
79°