L. Harrison Matthews Quotes About Progress
We have collected for you the TOP of L. Harrison Matthews's best quotes about Progress! Here are collected all the quotes about Progress starting from the birthday of the – June 12, 1901! We hope you will be inspired to new achievements with our constantly updated collection of quotes. At the moment, this page contains 1 sayings of L. Harrison Matthews about Progress. We will be happy if you share our collection of quotes with your friends on social networks!
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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 not show evolution in progress, for however the population may alter in their content of light, intermediate or dark forms, all the moths remain from beginning to end Biston Betularia.
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