Cells are equipped with sensors that recognize touch and respond accordingly. They can even reach out to other cells with nanoscopic tunnels and share parts.
If cichlid evolution is a central paradigm in evolutionary biology, then Darwinism’s sphere of explanatory inference is too small to matter.
They reason backwards: Birds evolved, therefore some poorly understood mindless processes must have driven them to evolve.
Lang and Rice cite a number of articles to show that loss-of-function mutations are just a small minority of those found in studies of organisms.