These laws, taken in the largest sense, being growth with reproduction; inheritance which is almost implied by reproduction; variability from the indirect and direct action of the conditions of life, and from use and disuse; a ratio of increase so high... The naturalist in Sussex and on the spey - Page 97by Samuel Wilberforce - 1874Full view - About this book
| Criticism - 1861 - 1148 pages
...he defines comprehensively as laws of Growth with Reproduction, Inheritance, and Variability, with a Ratio of Increase so high as to lead to a Struggle...for Life, and as a consequence to Natural Selection. "It is interesting to contemplate an entangled " Edward Everett, at the inauguration of Mr. Webster's... | |
| Anatomy - 1860 - 694 pages
...from the indirect and direct action of the external condition of life , and frotn use and disuse , a ratio of increase so high as to lead to a struggle...natural selection, entailing divergence of character and to the extinction of less-improved forms. Thus from the war of nature, from famine and death, the most... | |
| Crosthwaite and co - 1860 - 622 pages
...Variability from the indirect and direct action of the external conditions of life, and from use and disuse ; a Ratio of Increase so high as to lead to a Struggle...Character and the Extinction of less improved forms." From this recapitulatory chapter, we shall make but two more sets of extracts, — the one relating... | |
| John Phillips - Life - 1860 - 262 pages
...variability from the indirect and direct action of the external conditions of life, and from use and disuse; a ratio of increase so high as to lead to a struggle...character, and the extinction of less improved forms. Thus, from the war of nature, from famine and death, the most exalted object which we are capable of... | |
| David Page - 1861 - 278 pages
...variability from the indirect and direct action of the external conditions of life, and from use and disuse ; a ratio of increase so high as to lead to a struggle...character and the extinction of less improved forms. Thus, from the war of nature, from famine and death, the most exalted object we are capable of conceiving... | |
| David Page - Paleontology - 1861 - 276 pages
...variability from the indirect and direct action of the external conditions of life, and from use and disuse ; a ratio of increase so high as to lead to a struggle...character and the extinction of less improved forms. Thus, from the war of nature, from famine and death, the most exalted object we are capable of conceiving—... | |
| Charles Darwin - Evolution - 1861 - 470 pages
...Variability from the indirect and direct action of the external conditions of life, and from use and disuse ; a Ratio of Increase so high as to lead to a Struggle...entailing Divergence of Character and the Extinction of less-improved forms. Thus, from the war of nature, from famine and death, the most exalted object which... | |
| Charles Darwin - Evolution - 1864 - 472 pages
...Variability from the indirect and direct action of the external conditions of life, and from use and disuse ; a Ratio of Increase so high as to lead to a Struggle...entailing Divergence of Character and the Extinction of less-improved forms. Thus, from the war of nature, from famine and death, the most exalted object which... | |
| Henry A. DuBois - Human beings - 1866 - 112 pages
...operation ; " Growth, with Ke-production ;" " Variability ;" and especially his main law, " a Eatio of Increase so high as to lead to a Struggle for Life,...character, and the Extinction of less improved forms." We are ready to admit, that in this state of things, at an early day, some one or more monads, pressed... | |
| Religion and science - 1867 - 510 pages
...the indirect and direct action of the external conditions of life and from use and disuse ; and 4th, a ratio of increase so high as to lead to a struggle for life." Now No. 3, you will observe, is in antithesis to Nos. 1 and 2. Variability, and not reproduction or... | |
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