1. Natural Selection
... William G. Sumner's Eyes Natural selection, as defined in the Grolier Encyclopedia (1), is a term used to refer to the process in which differential changes in gene frequencies occur ... features that help them sustain their lives longer in their habitats. For example, Charles Darwin conducted a very famous study on the Galapagos Islands pertaining to natural selection. He studied an enormous amount of finches that lived there and observed how each population had mutated and changed in order to survive on their specific ... smaller seeds were available to eat. He concluded that each grou...
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