On The Origin Of SpeciesHarper Collins, 22 июл. 2014 г. - Всего страниц: 336 Published in 1859, The Origin of Species by Charles Darwin introduced the theory of natural selection to a newly-receptive public. As a young naturalist on the second voyage of HMS Beagle (1831-36), Darwin collected many plant and animal specimens, and it was his close examination of them that eventually led to his theories on evolution and natural selection. HarperPerennial Classics brings great works of literature to life in digital format, upholding the highest standards in ebook production and celebrating reading in all its forms. Look for more titles in the HarperPerennial Classics collection to build your digital library. |
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... respect to the direct action, we must bear in mind that in every case, as Professor Weismann has latelyinsisted, and as I have incidently shown in my workon“Variation underDomestication,” there are twofactors: namely,the nature ofthe ...
... respect to the direct action, we must bear in mind that in every case, as Professor Weismann has latelyinsisted, and as I have incidently shown in my workon“Variation underDomestication,” there are twofactors: namely,the nature ofthe ...
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... genus, in several trifling respects, they often differ in an extreme degree in some one part, both when compared one with another, and moreespecially when compared with the species under nature to which they are nearest.
... genus, in several trifling respects, they often differ in an extreme degree in some one part, both when compared one with another, and moreespecially when compared with the species under nature to which they are nearest.
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... that ofthespecific distinction between the humped and common cattle, may, indeed, be looked uponas established by the admirable researches of Professor Rutimeyer. With respect to horses, from reasons which I cannot here give, I am.
... that ofthespecific distinction between the humped and common cattle, may, indeed, be looked uponas established by the admirable researches of Professor Rutimeyer. With respect to horses, from reasons which I cannot here give, I am.
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... respects. As several of the reasons which have ledme to this beliefare in some degree applicable inothercases, Iwill here briefly givethem. Ifthe severalbreeds arenot varieties, andhave not proceeded fromtherockpigeon, they must have ...
... respects. As several of the reasons which have ledme to this beliefare in some degree applicable inothercases, Iwill here briefly givethem. Ifthe severalbreeds arenot varieties, andhave not proceeded fromtherockpigeon, they must have ...
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... respects—the occasional reappearance of the blue color and various black marks in all the breeds, bothwhen kept pureand when crossed—and lastly,the mongrel offspringbeing perfectly fertile—from theseseveral reasons, takentogether, wemay ...
... respects—the occasional reappearance of the blue color and various black marks in all the breeds, bothwhen kept pureand when crossed—and lastly,the mongrel offspringbeing perfectly fertile—from theseseveral reasons, takentogether, wemay ...
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Другие издания - Просмотреть все
The Origin of Species: By Means of Natural Selection Or the Preservation of ... Charles Darwin Недоступно для просмотра - 2011 |
On the Origin of Species: By Means of Natural Selection; Or the Preservation ... Charles Darwin Недоступно для просмотра - 2017 |
Часто встречающиеся слова и выражения
according adapted admit advantage allied America amount animals appear become believe belonging birds breeds cause certain characters climate closely color common compared complex considerable considered continued crossed descendants developed difficulty distinct domestic doubt effects existing extinct extremely facts favourable fertility flowers formation forms genera genus geological give given greater groups habits Hence hybrids important increase individuals inhabitants inherited insects instance instincts intermediate inthe islands kind known laws less living look manner means modification namely natural selection naturalists nearly observed occasionally occur offspring ofthe onthe organs parent perfect period plants points present preserved principle probably produced remarked represented resemblance respect seeds seems seen separated shown similar single slight sometimes species stage sterility structure successive suppose theory thesame tothe variability variations varieties various vary whole widely young