 A' must be changed in all its functions; then the offspring of A' cannot be the same as they would have been had it retained the form A. It involves a denial of the persistence of force to say that A maybe changed into A', and may yet beget offspring...  Proceedings of the Boston Society of Natural History - Página 75de Boston Society of Natural History - 1895Visualização completa - Sobre este livro
 | Herbert Spencer - 1864 - 510 páginas
...been had it retained the form A. It involves a denial of the persistence of force to say that A may be changed into A', and may yet beget offspring exactly...parental system is a change towards a new state of equilibrium—a change tending to bring the actions of all organs, reproductive included, into harmony... | |
 | Herbert Spencer - 1875 - 514 páginas
...been had it retained the form A. It involves a denial of the persistence of force to say that A may be changed into A', and may yet beget offspring exactly...direction as the change in the parent, we may dimly sec is implied by the fact, that the change propagated throughout the parental system is a change towards... | |
 | Herbert Spencer - 1884 - 534 páginas
...been had it retained the form A. It involves a denial of the persistence of force to say that A may be changed into A, and may yet beget offspring exactly...had it not been so changed. That the change in the offsprimg must, other things equal, be in the same direction as the change in the parent, we may dimly... | |
 | Frederick Howard Collins - 1889 - 612 páginas
...persistence of force to say that the structure of a parent may be changed by alterations of function, and yet beget offspring exactly like those it would have begotten, had it not been so changed. IX. VARIATION. 85. Equally conspicuous with the truth that every organism bears a general likeness... | |
 | Frederick Howard Collins - 1890 - 606 páginas
...that the structure of a parent may be changed by alterations of function, and yet beget ofifH spring exactly like those it would have begotten, had it not been so changed. IX. VARIATION. 85. Equally conspicuous with the truth that every organism bears a general likeness... | |
 | Frederick Joseph Sykes - 1892 - 456 páginas
...persistence of force to say that the structure of a parent may be changed by alterations of function, and yet beget offspring exactly like those it would have begotten had it not been so changed. But even Weismann admits the power of unicellular organisms to change in consequence of the direct... | |
 | Herbert Spencer - 1898 - 724 páginas
...functions; then the offspring of A' cannot be the same as they would have been had it retained the form A. That the change in the offspring must, other things...in the same direction as the change in the parent, appears implied by the fact that the change propagated throughout the parental system is a change towards... | |
 | Rev. James Hyde - 1898 - 92 páginas
...persistence of force to say that the structure of a parent may be changed by alternations of function, and yet beget offspring exactly like those it would have begotten had it not been so changed." 2 This is a true statement of the antecedent facts of the case, as far as it goes, but it is no explanation... | |
 | Frederick Howard Collins - 1901 - 718 páginas
...persistence of force to say that the structure of a parent may be changed by alterations of function, and yet beget offspring exactly like those it would have begotten, had it not been so changed. IX. VARIATION. 85. Equally conspicuous with the truth that every organism bears a general likeness... | |
 | John Offer - 2000 - 696 páginas
...l8. Cf. Spencer (l864:256): "It involves a denial of the persistence of force to say that A may be changed into A', and may yet beget offspring exactly...it would have begotten had it not been so changed." l9. The German edition had been published in Jena in l892. 20. As Zirkle (l946:9l) has shown, the inheritance... | |
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