 I attribute the modification of species exclusively to natural selection, I may be permitted to remark that in the first edition of this work, and subsequently, I placed in a most conspicuous position — namely, at the close of the Introduction — the...  The Science-history of the Universe - Página 225editado por - 1909Vista completa - Acerca de este libro
 | 1875 - 828 páginas
...descendants of that species. • Dr. Hodge. As regards the mode in which all this has heen effected, he says, "I am convinced that natural selection has been the main, but not exclusive, means of modification." Such are the leading points of the Darwinian theory respecting the... | |
 | American Association for the Advancement of Science - 1888 - 476 páginas
...encounter in their studies. Darwin has distinctly said in his first edition of the "Origin of Species," "I am convinced that natural selection has been the...main but not the exclusive means of modification;" and in his sixth edition of the same work, in quoting these words, he laments that he is still misunderstood... | |
 | 1860 - 800 páginas
...as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that Natural Selection has been the main, but not exclusive means of modification." This is the kernel of the new theory, the Darwinian creed, as recited... | |
 | John Phillips - 1860 - 262 páginas
...as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that natural selection has been the...main but not the exclusive means of modification.' If asked how far he extends the doctrine of the mutability of species, he replies: 'The question is... | |
 | Moncure Daniel Conway - 1860 - 794 páginas
...manner as the acknowledged varieties of any species are the deseendauts of that species. Furthermore, I am convinced that Natural Selection has been the...main, but not the exclusive means of modification." As may be expected from these brave words, Mr. Darwin goes forward to prove thepoint. It is very simple... | |
 | 1860 - 656 páginas
...as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that Natural Selection has been the main, but not exclusive, means of modification." — P. 6. Such, in few words, is Mr. Darwin's profession of faith.... | |
 | 1860 - 794 páginas
...as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that Natural Selection has been the main, but not exclusive means of modification." This is the kernel of the new theory, the Darwinian creed, as recited... | |
 | Crosthwaite and co - 1860 - 622 páginas
...as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that natural selection has been the main but not exclusive means of modification." These convictions, we shall find, have been arrived at from an analysis... | |
 | 1860 - 966 páginas
...as the acknowledged varieties of any one species arc the descendants of that species. Furthermore, I am convinced that natural selection has been the main, but not exclusive means of modification." Thus we perceive that there are three essential elements in this... | |
 | Charles Darwin - 1861 - 470 páginas
...as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that Natural Selection has been the main but not exclueive means of modification. CHAPTEE I. VARIATION UNDER DOMESTICATION. Causes of Variability—... | |
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