Ok, sure there have been much more points for each side in the recent scientific history but anyhow... this is just about what I read today in Science Daily.
Genes' score was made by gene GLUT2, whose variation seems to explain like for sugar among humans. Enviroment's score was made by rhesus macaques, among whom subordinate stressed individuals happen to be a lot more likely to have an obesity and diabetes-prone diet, out of frustration.
As said, the game continues and it looks like it's going to be a very hard competition that may well end up in (uh-oh!) tie.