I may take this opportunity of remarking that my critics frequently assume that I attribute all changes of corporeal structure and mental power exclusively to the natural selection of such variations as are often called spontaneous; whereas, even in the... Not By Genes Alone: How Culture Transformed Human Evolution - Síða 16 eftir Peter J. Richerson, Robert Boyd - 2008 - 342 síður Takmarkað sýnishorn -
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