ANSWER THEN IS THAT GENES ALONE DON'T ALL BY THEMSELVES DETERMINE THE OUTCOME OF VERY COMPLICATED THINGS LIKE LANGUAGE WHAT WE KNOW ABOUT THIS FOXP2 AND NEANDERTHALS IS THAT THEY MAY HAVE HAD FINE MOTOR CONTROL OF THEIR MOUTHS WHO KNOWS BUT THAT DOESN'T TELL US THEY NECESSARILY HAD LANGUAGE MR