New genetic 'operating system' facilitated evolution of 'bilateral' animals
Tuesday, September 30, 2014 - 16:00
in Biology & Nature
The evolution of worms, insects, vertebrates and other "bilateral" animals—those with distinct left and right sides—from less complex creatures like jellyfish and sea anemones with "radial" symmetry may have been facilitated by the emergence of a completely new "operating system" for controlling genetic instructions in the cell.