May 23, 2013 · I knew that the word “law” did not belong in the definition of ethics. Written laws, though they reflect societal values, are not ethical standards. Abiding by the law may keep you from going to jail, but it does not necessarily follow that your behavior is …

Understanding homology and convergent evolution by the Understanding Evolution team In everyday life, people look like one another for different reasons. Two sisters, for example, might look alike because they both inherited brown eyes and black hair from their father. On the other hand, two people attending an Elvis impersonators' convention may look alike because