Although Mimas and Pandora, shown here, both orbit Saturn, they are very different moons.

Suppose we do the following: Let A = MOVE LEFT 1 UNIT; Let C = MOVE DOWN 1 UNIT; Let G = MOVE RIGHT 1 UNIT; Let T = MOVE UP 1 UNIT; Then we can map any genome into a random walk, a kind of Etch A S…