| 1894 - 1218 páginas
...have the best chance of surviving and of procreating their kind ?" "This preservation of favorable individual differences and variations, and the destruction...are injurious, I have called Natural Selection, or the Survival of the Fittest." This, then, is Darwinism — that the controlling factor or process in... | |
| Alexander Wilford Hall - 1880 - 544 páginas
...arise and are beneficial to the being under its conditions of life." "This preservation of favorable individual differences and variations and the destruction of those which are injurious [like a toothless upper jaw] I have called natural selection or the survival of the fittest." "Natural... | |
| John Ogilvie - 1883 - 834 páginas
...the fittest; the preservation by their descendants of useful variations arising in animals or plants. This preservation of favourable individual differences...are Injurious, I have called Natural Selection, or the Survival of the Fittest. . . . Several writers ha ve misapprehended or objected to the \ttmnatural... | |
| Charles Darwin - 1883 - 494 páginas
...hand, we may feel sure that any variation in the least degree injurious would be rigidly destroyed. This preservation of favourable individual differences...are injurious, I have called Natural Selection, or the Survival of the Fittest. Variations neither useful nor injurious would not be affected by natural... | |
| John Ogilvie - 1883 - 830 páginas
...fittest ; the preservation by their descendants of useful variations arising in animals or plant*. This preservation of favourable individual differences...destruction of those which Are injurious, I have called Natttral S*ltctu>n, or the Survival of the Fittest. . . . Several writers have misapprehended or objected... | |
| Irish ecclesiastical record - 1884 - 840 páginas
...hand, we may feel sure that any variation in the least degree injurious would be rigidly destroyed. This preservation of favourable individual differences...are injurious, I have called natural selection, or the survival of the fittest." These extracts contain the principles on which Mr. Darwin has built up... | |
| 1891 - 208 páginas
...variations which are " beneficial," while he repeatedly tells us tiiat "This preserv,,tii'n of favorable Individual differences and variations, and the destruction of those which are injurious [such as partly developed wings, which could be of no service,] I have called natural selection or... | |
| Jacob Gould Schurman - 1887 - 292 páginas
...under the actual conditions of existence. Or, in Darwin's own words, " This preservation of favorable individual differences and variations, and the destruction...are injurious, I have called Natural Selection, or the Survival of the Fittest." The process, therefore, does not touch the origin of the variations,... | |
| Conwy Lloyd Morgan - 1891 - 542 páginas
...hand, we may feel sure that any variation in the least degree injurious would be rigidly destroyed. This preservation of favourable individual differences...are injurious, I have called Natural Selection, or the Survival of the Fittest. Variations neither useful nor injurious would not be affected by natural... | |
| James Iverach - 1894 - 264 páginas
...anthropomorphic of any. The term natural selection is in Darwin's own words : " This preservation of favourable differences and variations, and the destruction of...are injurious, I have called natural selection, or the survival of the fittest." The' term itself is borrowed from that progressive selection practised... | |
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