 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...  Appletons' Journal - Стр. 1161875Полный просмотр - Подробнее о книге
 | Charles Darwin - 1874 - Страниц: 840
...selection of such variations as are often called spontaneous; whereas, even in the first edition of tho ' Origin of Species,' I distinctly stated that great...of modification to the direct and prolonged action cf changed conditions of life. Some allowance, too, must bs made for occasional reversions of structure... | |
 | 1891 - Страниц: 518
...Darwin in his " Descent of Man," says: "I attribute all changesof corporal structure and mental power to the inherited effects of use and disuse with respect both to the body and the mind." Again: "I think there can be no doubt that use in our domestic animals has strengthened... | |
 | 1886 - Страниц: 988
...spontaneous; whereas, even in the first edition of the ' Origin of Species,' I distinctly stated that preat weight must be attributed to the inherited effects...and disuse, with respect both to the body and mind. Nor is this all. There is evidence that Mr. Darwin's belief in the efficiency of this factor became... | |
 | 1886 - Страниц: 922
...natural selection of such variations as are often called spontaneous; whereas, even in the first edition of the 'Origin of Species,' I distinctly stated that great weight must be attribnted to the inherited effects of use and disuse, with respect both to the body and mind." Nor... | |
 | Herbert Spencer - 1887 - Страниц: 108
...natural selection of such variations as are often called spontaneous ; whereas, even in the first edition of the ' Origin of Species,' I distinctly stated that...and disuse, with respect both to the body and mind." Nor is this all. There is evidence that Mr. Darwin's belief in the efficiency of this factor, became... | |
 | John Veitch Shoemaker - 1890 - Страниц: 510
...natural selection of such variations as are often called spontaneous; whereas, even in the first edition of " The Origin of Species," I distinctly stated that great weight must bo attributed to the inherited effects of use and disuse with respect both to the body and mind. If... | |
 | Herbert Spencer - 1891 - Страниц: 494
...natural selection of such variations as are often called spontaneous ; whereas, even in the first edition of the ' Origin of Species,' I distinctly stated that...and disuse, with respect both to the body and mind." NOT is this all. There is evidence that Mr. Darwin's belief in the efficiency of this factor, became... | |
 | Herbert Spencer - 1891 - Страниц: 514
...natural selection of such variations as are often called spontaneous ; whereas, even in the first edition of the ' Origin of Species,' I distinctly stated that...and disuse, with respect both to the body and mind." Nor is this all. There is evidence that Mr. Darwin's belief in the efficiency of this factor, became... | |
 | Charles Clement Coe - 1895 - Страниц: 638
...Natural Selection of such variations as are often called spontaneous ; whereas, even in the first edition of the Origin of Species, I distinctly stated that...and disuse, with respect both to the body and mind " — (Descent of Man. 2nd ed., Preface, pv) And yet, in many passages, Mr. Darwin has depreciated... | |
 | Charles Darwin - 1896 - Страниц: 890
...natural selection of such variations as are often called spontaneous; whereas, even in the first edition of the 'Origin of Species,' I distinctly stated that...use and disuse, with respect both to the body and inind. I also attributed some amount of modification to tho direct and prolonged action of changed... | |
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