The fact of evolution is the backbone of biology, and biology is thus in the peculiar position of being a science founded on an unproved theory -is it then a science or a faith? Belief in the theory of evolution… — L. Harrison Matthews Copy Share Image
The fact of evolution is the backbone of biology, and biology is thus in the peculiar position of being a science founded on an… — L. Harrison Matthews Copy Share Image
The [peppered-moth] experiments show the effects of predation on the survival of the dark and of the normal forms of the Peppered Moth in… — L. Harrison Matthews Copy Share Image
![“The [peppered-moth] experiments show the effects of predation on the survival of the dark and of the normal forms of the Peppered Moth in a clean environment and in one polluted by smoke. The experiments beautifully demonstrate natural selection--or survival of the fittest--in action, but they do…” quote by L. Harrison Matthews](https://sms4smile.com/quotes/img-quotes/956/l-harrison-matthews-92077_action_the-peppered-moth-experiments-show-the-e_2525577.jpg)