Biologists have concluded that developmental evolution is deterministic and orderly, rather than random, based on a study of different species of roundworms. The researchers note that even where we might expect evolution to be random, it is not. http://www.sciencedaily.com/releases/2007/11/071119123929.htm Original study: Kiontke, K., Barrière, A., Kolotuev, I., Podbilewicz, B., Sommer, R., Fitch, D. H. A., …