 But if variations useful to any organic being ever do occur, assuredly individuals thus characterised will have the best chance of being preserved in the struggle for life ; and from the strong principle of inheritance, these will tend to produce offspring...  The Environment and Science: Social Impact and Interaction저자: Christian C. Young - 2005 - 299 페이지미리보기 없음 - 도서 정보
 | 1860 - 446 페이지
...seedlings and young stock. In nature, an analogous principle of selection is always at work ; for " if variations useful to any organic being do occur,...principle of inheritance, they will tend to produce offepring similarly characterised." Thus the various organs were perfected, not by being created for... | |
 | 1861 - 824 페이지
...of one species, without giving it any advantage, for the good of another species." — Pp. 77-83. " If variations useful to any organic being do occur,...inheritance they will tend to produce offspring similarly characterized. This principle of preservation, I have called, for the sake of brevity, Natural Selection.... | |
 | Henry Allon - 1863 - 550 페이지
...man. But if variations useful to any organic being do occur, assuredly individuals thus characterized will have the best chance of being preserved in the...inheritance, they will tend to produce offspring similarly characterized. This principle of preservation I have called, for the sake of brevity, Natural Selection.'*... | |
 | Charles Darwin - 1873 - 492 페이지
...variations useful to any ,organic being ever do occur, assuredly individuals thus characterised.wjll have the best chance of being preserved in the struggle for life,; ind from the strong principle of inheritance, these will tend to produce offspring similarly characterised.... | |
 | Charles Darwin - 1875 - 504 페이지
...so many variations have occurred useful to man. But if variations useful to any organic being ever do occur, assuredly individuals thus characterised...life ; and from the strong principle of inheritance, these will tend to produce offspring similarly characterised. This principle of preserration, or the... | |
 | Asa Gray - 1878 - 416 페이지
...man. But if variations useful to any organic being do occur, assuredly individuals thus characterized will have the best chance of being preserved in the...inheritance they will tend to produce offspring similarly characterized. This principle of preservation I have called, for the sake of brevity, Natural Selection."—... | |
 | Charles Darwin - 1882 - 492 페이지
...useful to any organic being ever do occur, assuredly individuals thus characterised will have the beat chance of being preserved in the struggle for life ; and from the strong principle of inheritance, these will tend to produce offspring similarly characterised. This principle of preservation, or the... | |
 | Charles Force Deems, John Bancroft Devins - 1886 - 508 페이지
...iv.). But if variations useful to any organic being do occur, assuredly individuals thus characterized will have the best chance of being preserved in the...inheritance they will tend to produce offspring similarly characterized. This principle of preservation I have called, for the sake of brevity, natural selection... | |
 | Paul Carus - 1895 - 730 페이지
...so many variations have occurred useful to man. But if variations useful to any organic being ever do occur, assuredly individuals thus characterised...life ; and from the strong principle of inheritance, these will tend to produce offspring similarly characterised. The principle of preservation, or the... | |
 | Charles Darwin - 1896 - 408 페이지
...so many variations have occurred useful to man. But if variations useful to any organic being ever do occur, assuredly individuals thus characterised...life; and from the strong principle of inheritance, these will tend to produce offspring similarly characterised. This principle of preservation, or the... | |
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