Photo Dec 21, 10 54 13 AM December 21, 2012 3264 × 2448 40% D2O Yeast colonies comparison Macro image of yeast grown on 40% D2O YPD agar. Like this:Like Loading... Share this:Click to email this to a friend (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Like this:Like Loading...