Both diffusion and osmosis are a process by which things move from an area of higher concentration to an area of lower concentration. Osmosis refers to the movement of water. By trying to maintain a homogeneous condition throughout the entire system the cell there by maintains homeostasis.
The Discovery Institute announced that over 700 scientists had expressed support for intelligent design as of February 8, 2007. This prompted the National Center for Science Education to produce a light-hearted petition called  Project Steve  in support of evolution.
Evolutionists are the ones who claimed mutations are random (with respect to the need) and the fact that mutations are not random over space and time does not change that Epicurean claim. (By the way, this is yet another evolutionary expectation that turned out to be false.