Darwinia: Essays and Reviews Pertaining to DarwinismD. Appleton, 1877 - Всего страниц: 404 |
Результаты поиска по книге
Результаты 1 – 5 из 55
Стр. ix
... Adaptation in Organic Nature likened to a Flow . - Order implies an Ordainer • PAGE 205 ARTICLE VI . THE ATTITUDE OF WORKING NATURALISTS TOWARD DARWINISM . General Tendency to Acceptance of the Derivative Hypothesis noted . - Lyell ...
... Adaptation in Organic Nature likened to a Flow . - Order implies an Ordainer • PAGE 205 ARTICLE VI . THE ATTITUDE OF WORKING NATURALISTS TOWARD DARWINISM . General Tendency to Acceptance of the Derivative Hypothesis noted . - Lyell ...
Стр. 15
... adaptation of species to climate , and of species to species , is as aboriginal , and therefore as inexplicable , as are the organic forms themselves . Who shall decide between such extreme views so ably maintained on either hand , and ...
... adaptation of species to climate , and of species to species , is as aboriginal , and therefore as inexplicable , as are the organic forms themselves . Who shall decide between such extreme views so ably maintained on either hand , and ...
Стр. 52
... Adaptation to the conditions of existence is the result of natural selection ; unity of type , of unity of descent . Accord- ingly , as he puts his theory , he is bound to account for the origination of new organs , and for their ...
... Adaptation to the conditions of existence is the result of natural selection ; unity of type , of unity of descent . Accord- ingly , as he puts his theory , he is bound to account for the origination of new organs , and for their ...
Стр. 57
... adapted to successive conditions , and so at length turns out a chronometer , a town clock , or a series of organisms of the same type ? From certain incidental expressions at the close of the volume , taken in con- nection with the ...
... adapted to successive conditions , and so at length turns out a chronometer , a town clock , or a series of organisms of the same type ? From certain incidental expressions at the close of the volume , taken in con- nection with the ...
Стр. 60
... adaptations to meet new conditions or subserve other ends , are what answer to the supernatural , and therefore ... adapted to a particular pur- pose or condition - as , for instance , the old Newcomen engine for pumping out coal - pits ...
... adaptations to meet new conditions or subserve other ends , are what answer to the supernatural , and therefore ... adapted to a particular pur- pose or condition - as , for instance , the old Newcomen engine for pumping out coal - pits ...
Другие издания - Просмотреть все
Часто встречающиеся слова и выражения
adaptation Agassiz American ammonia appears argument atheistic bald cypress botanists bristles Candolle Charles Darwin Cloth common Cretaceous Darwin Darwinian derivation digestion Dionæa divine doctrine Drosera Europe evidence evolution existence explain extinct facts favor final causes flies force forms fossil genera genus geological glands Glyptostrobus gradations ground Hodge human hypothesis idea illustration individuals inference insects instance Japan laws leaf leaves less Linnæus living manifested matter means ment mind miocene movement natural history natural selection natural theology naturalists nebular hypothesis North organic origin of species peculiar pepsin perhaps philosophical phyllotaxis physical plants and animals present principle probably produced Prof propagated question races redwoods regard region remarkable Sarracenia scientific secretion seems sense Sequoia sexual reproduction sort succession sundew suppose Taxodium teleology tentacles tertiary theistic theory things thought tion tive trees variation varieties vary vegetable whole
Популярные отрывки
Стр. 131 - And God said, Let the earth bring forth the living creature after his kind, cattle, and creeping thing, and beast of the earth after his kind: and it was so.
Стр. 2 - Our Place among Infinities: A Series of Essays contrasting our Little Abode in Space and Time with the Infinities Around us. Crown 8vo, cloth extra, 6s. The Expanse of Heaven : A Series of Essays on the Wonders of the Firmament.
Стр. 38 - There is no exception to the rule that every organic being naturally increases at so high a rate, that if not destroyed, the earth would soon be covered by the progeny of a single pair.
Стр. 38 - We behold the face of nature bright with gladness, we often see superabundance of food ; we do not see, or we forget, that the birds which are idly singing round us mostly live on insects or seeds, and are thus constantly destroying life ; or we forget how largely these songsters, or their eggs, or their nestlings, are destroyed by birds and beasts of prey...
Стр. 276 - My substance was not hid from thee, when I was made in secret, and curiously wrought in the lowest parts of the earth.
Стр. 396 - XVIII. The Nature of Light: With a General Account of Physical Optics.
Стр. 18 - The green and budding twigs may represent existing species; and those produced during each former year may represent the long succession of extinct species. At each period of growth all the growing twigs have tried to branch out on all sides, and to overtop and kill the surrounding twigs and branches, in the same manner as species and groups of species have tried to overmaster other species in the great battle for life.
Стр. 395 - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance
Стр. 104 - I can entertain no doubt, after the most deliberate study and dispassionate judgment of which I am capable, that the view which most naturalists until recently entertained, and which I formerly entertained, namely, that each species has been independently created, is erroneous. I am fully convinced that species are not immutable...
Стр. 104 - ... 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 the exclusive means of modification.