Selection - In Darwinism, the mechanism of natural selection is considered of major importance in the process of evolution. Popular formulations sometimes envisage a struggle for existence in which direct competition for mates or for various factors in the environment (e.g., food, water, and suitable space) counteracts the tendency toward overproduction of plants and animals resulting from the |
by Charles Darwin, Gillian Beer. 439 pgs.
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by Stephen Jay Gould. 342 pgs.
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