Darwinism and Lamarckism, Old and New: Four LecturesDuckworth, 1899 - 169 стор. |
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Сторінка 13
... take place with structural variations ; and a post- natally acquired character has but a small chance of becoming a congenital character , unless it is re- produced generation after generation by the action of climate or other external ...
... take place with structural variations ; and a post- natally acquired character has but a small chance of becoming a congenital character , unless it is re- produced generation after generation by the action of climate or other external ...
Сторінка 18
... take the place of bodily structure ; and in the struggle for existence between man and man these constantly tend to improve ; and wealth , which is the chief test of a successful struggle , again assists its pos- sessors by enabling ...
... take the place of bodily structure ; and in the struggle for existence between man and man these constantly tend to improve ; and wealth , which is the chief test of a successful struggle , again assists its pos- sessors by enabling ...
Сторінка 24
... taken place in his body since the commencement of the Pleistocene period ; and none can take place in the future , because his hand is quite capable of carrying out the ideas evolved in his brain ; and it is by these that he lives and ...
... taken place in his body since the commencement of the Pleistocene period ; and none can take place in the future , because his hand is quite capable of carrying out the ideas evolved in his brain ; and it is by these that he lives and ...
Сторінка 36
... taken , necessitated complete submis- sion . This was well understood by naturalists ; and it explains the rapidity of ... place left , and that it was useless to take up other ground ; because the same arguments which proved that the ...
... taken , necessitated complete submis- sion . This was well understood by naturalists ; and it explains the rapidity of ... place left , and that it was useless to take up other ground ; because the same arguments which proved that the ...
Сторінка 38
... take place slowly ; yet we know that in physical geography such changes have taken place ; and these alterations in physi- cal geography must have affected the climate and the local surroundings of the plants and animals . Their habits ...
... take place slowly ; yet we know that in physical geography such changes have taken place ; and these alterations in physi- cal geography must have affected the climate and the local surroundings of the plants and animals . Their habits ...
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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 animals and plants arise artificial selection become biology birds called cause cells Chatham Island colour congenital consequently Darwin definite variation despotism different species direct action divergent evolution domesticated doubt earth environment evidence explain external conditions extrinsic selection facts fancy pigeons favour fertile flatfish flowers gemmules genera genus germ-cells groups Herbert Spencer hypothesis idea important indefinite infertility inheritance insects island kinetogenesis Lamarck Lamarckians large number lecture living means mental variations modification Moritz Wagner natural selection naturalists Neo-Lamarckians North Island notochord number of individuals offspring opinion organic evolution organisation Origin of Species Pangenesis physical isolation physiological isolation plants and animals post-natal present principle of selection produced Professor progress Radiolarians reason recognition-marks says science of history structure struggle for existence suppose take place theory tion transmitted use-inheritance varieties vary vertebræ Zealand