Tiny variation in one gene may have led to crucial changes in human brain
Sunday, May 15, 2011 - 15:30
in Biology & Nature
The human brain has yet to explain the origin of one its defining features -- the deep fissures and convolutions that increase its surface area and allow for rational and abstract thoughts. Scientists may have just discovered humanity's beneficiary -- a tiny variation within a single gene that determines the formation of brain convolutions.