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Library of Congress

Search Library of Congress by triple pattern

Matches in Library of Congress for { ?s ?p The problem of adaptation.--The theory of evolution.--Darwin's theories of artificial and of natural selection.--Darwin's theory of sexual selection.--The inheritance of acquired characters.--Continuous and discontinuous variation and heredity.--Evolution as the result of external and internal factors.--The origin of the different kinds of adaptations.--Tropisms and instincts as adaptations.--Sex as an adaptation.--Summary and general conclusions.. }

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