Is the Brain a Mess?

The brain's a good example because it is so complicated anatomically, with he so many cells and so many connections between them. There actually isn't enough information in those 19 thousand geans to completely specify the finest level wiring all the nerve cells together. So rather, it gives a set of more general instructions. In one identical twin, forty % of the nurons will cross the line. And i n another identical twin, 65% of the neurons might cross the mid line.