Darwinism and Lamarckism, Old and New: Four LecturesDuckworth, 1899 - 169 стор. |
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Результати 1-5 із 28
Сторінка 8
... external causes must act identically on different individuals , or that because one individual changes its habits therefore many must do the same ; but no doubt the environment , if it acts at all , would generally affect a large number ...
... external causes must act identically on different individuals , or that because one individual changes its habits therefore many must do the same ; but no doubt the environment , if it acts at all , would generally affect a large number ...
Сторінка 10
... external agent . It might then perhaps in time become definite and congenital , pro- vided there is some process by which structural varia- tions affect the germ - cells in a similar manner to the action of mental variations on the ...
... external agent . It might then perhaps in time become definite and congenital , pro- vided there is some process by which structural varia- tions affect the germ - cells in a similar manner to the action of mental variations on the ...
Сторінка 11
... external agencies has been the prominent factor in the formation of a new species ; but certainly the failure of natural selection to explain all the phenomena of evolution does not oblige us to believe in Lamarckism , either wholly or ...
... external agencies has been the prominent factor in the formation of a new species ; but certainly the failure of natural selection to explain all the phenomena of evolution does not oblige us to believe in Lamarckism , either wholly or ...
Сторінка 29
... external circumstances , was , he thought , sufficient to explain the transmutation of one species into another . Lamarck's theory was altogether opposed to the teaching of the older naturalists ; and , although sup- ported by a few ...
... external circumstances , was , he thought , sufficient to explain the transmutation of one species into another . Lamarck's theory was altogether opposed to the teaching of the older naturalists ; and , although sup- ported by a few ...
Сторінка 37
... external conditions , and shows how use of one organ and disuse of another may bring about rudimentary structures , by the unused parts becoming atrophied from want of sufficient nourishment . This concludes the first part of his ...
... external conditions , and shows how use of one organ and disuse of another may bring about rudimentary structures , by the unused parts becoming atrophied from want of sufficient nourishment . This concludes the first part of his ...
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Darwinism and Lamarckism, Old and New: Four Lectures Frederick Wollaston Hutton Повний перегляд - 1899 |
Darwinism and Lamarckism, Old and New: Four Lectures Frederick Wollaston Hutton Повний перегляд - 1899 |
Darwinism and Lamarckism Old and New Frederick Wollaston Hutton Попередній перегляд недоступний - 2014 |
Загальні терміни та фрази
acquired characters action of external action of natural action of selection adapted Ampelopsis animals and plants arise artificial selection become biology birds brought called cause cells colour compensation of growth congenital consequently Cope's rule Darwin definite variation despotism direct action divergent evolution doubt Dr Wallace edition elongated environment evidence example existence explain external conditions extrinsic selection facts favourable flowers G. H. Lewes gemmules genera genus germ-cells groups Henslow hypothesis idea important infertility inherited insects island kinetogenesis Lamarck Lamarckians large number living means mental variations modifications Moritz Wagner movements nation natural selection naturalists Neo-Lamarckians notochord offspring opinions organic evolution organisation Origin of Species Pangenesis Physiogenesis physiological plants and animals principle of compensation principle of selection produced Professor Cope progress Radiolarians reason says science of history seems sociology sterility structure suppose take place theory tion transmission transmitted tribe use-inheritance varieties vertebræ Weismann Zealand