Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1884 - Всего страниц: 351 |
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Стр. iv
... followed in the arrangement of these ex- tracts is not that of the books , but the one naturally suggested by our plan , which is designed to conduct the reader through the vegetable up to the animal kingdom , and up from the lowest to ...
... followed in the arrangement of these ex- tracts is not that of the books , but the one naturally suggested by our plan , which is designed to conduct the reader through the vegetable up to the animal kingdom , and up from the lowest to ...
Стр. 7
... followed by disease . We have abundant evidence how susceptible the reproductive system is to changed conditions , in the many instances of animals ren- dered sterile by confinement ; so that they will not unite , or , if they unite ...
... followed by disease . We have abundant evidence how susceptible the reproductive system is to changed conditions , in the many instances of animals ren- dered sterile by confinement ; so that they will not unite , or , if they unite ...
Стр. 12
... followed the same habits of life . Nor can I see reason to doubt that the widely different habits of life of men and women in civilized nations , especially among the upper classes , would tend to counterbalance any evil from marriages ...
... followed the same habits of life . Nor can I see reason to doubt that the widely different habits of life of men and women in civilized nations , especially among the upper classes , would tend to counterbalance any evil from marriages ...
Стр. 47
... followed either methodically and intentionally , or unconsciously and unin- tentionally . Man may select and preserve each successive variation , with the distinct intention of improving and altering a breed , in accordance with a ...
... followed either methodically and intentionally , or unconsciously and unin- tentionally . Man may select and preserve each successive variation , with the distinct intention of improving and altering a breed , in accordance with a ...
Стр. 67
... followed exactly the same habit , though an at- tempt was made to cure her . I will give one instance which has fallen under my own observation , and which is curious from being a trick associated with a peculiar state of mind , namely ...
... followed exactly the same habit , though an at- tempt was made to cure her . I will give one instance which has fallen under my own observation , and which is curious from being a trick associated with a peculiar state of mind , namely ...
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Darwinism Stated by Darwin Himself: Characteristic Passages from the ... Charles Darwin Полный просмотр - 1890 |
Darwinism stated by Darwin himself: Characteristic passages from the ... Charles Darwin Ограниченный просмотр - 2023 |
Часто встречающиеся слова и выражения
acquired action admit allied apes appear Asa Gray become believe birds blush body breeds Catarrhine cause characters closely Cloth DARWIN degree descended developed distinct species domestic doubt early effects eggs existence expression extinct eyes fact favorable feel females fertilization forms gemmules genera geotropism habit hair HERBERT SPENCER hermaphrodites highly horse Illustrations increase individuals inhabitants inherited insects instance intermediate islands kind labellum lancelet language larvæ less living lower animals males mammals manner ment mental mind modified monkeys movements muscles natural selection naturalists observed offspring organic Origin of Species papillæ parent peculiar period plants pollen possess present principle probably produced Professor progenitors Quadrumana quadrupeds races remarkable resemble rudimentary savages seeds seems seen sexes sexual selection slight South America structure suppose T. H. HUXLEY tend tendency tion transmitted utricle variability variations varieties various vertebræ whole wild worms young
Популярные отрывки
Стр. i - There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have been, and are being evolved.
Стр. 347 - It is interesting to contemplate an entangled bank, clothed with many plants of many kinds, with birds singing on the bushes, with various insects flitting about, and with worms crawling through the damp earth, and to reflect that these elaborately constructed forms, so different from each other, and dependent upon each other in so complex a manner, have all been produced by laws acting around us.
Стр. 110 - To suppose that the eye, with all its inimitable contrivances for adjusting the focus to different distances, for admitting different amounts of light, and for the correction of spherical and chromatic aberration, could have been formed by natural selection, seems, I freely confess, absurd in the highest possible degree.
Стр. 72 - The key is man's power of accumulative selection: nature gives successive variations; man adds them up in certain directions useful to him. In this sense he may be said to have made for himself useful breeds.
Стр. 254 - It is incredible that all these facts should speak falsely. He who is not content to look, like a savage, at the phenomena of nature as disconnected, cannot any longer believe that man is the work of a separate act of creation.
Стр. 44 - It may be doubted whether there are many other animals which have played so important a part in the history of the world, as have these lowly organised creatures.
Стр. 308 - But as my conclusions have lately been much misrepresented, and it has been stated that 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 following words: "I am convinced that natural selection has been the main but not thé exclusive means of modification.