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What would happen if a modern biologist could get in touch with Charles Darwin and enter into a lively and stimulating discussion about recent developments in evolutionary theory? Here, we have the answer. Molecular biologist Gabriel Dover uses imaginary correspondence as a literary device for explaining how our ideas about evolution have evolved since Darwin's day.
Dover argues that evolution involves more than just natural selection and cites such phenomena of sampling error as genetic drift. The basic idea behind sampling error is easily recalled. Gene frequencies inevitably fluctuate at random. Some alleles within a population may happen not to
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