Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1890 - Всего страниц: 351 |
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Стр. xii
... develop . Nakedness of the Skin . Is Man the most helpless of the Animals ? 158 . 160 162 . 163 165 . 167 169 . 171 VIII . MENTAL POWERS OF MAN AND THE LOWER ANIMALS COMPARED . Fundamental Intuitions the same in Man and the other ...
... develop . Nakedness of the Skin . Is Man the most helpless of the Animals ? 158 . 160 162 . 163 165 . 167 169 . 171 VIII . MENTAL POWERS OF MAN AND THE LOWER ANIMALS COMPARED . Fundamental Intuitions the same in Man and the other ...
Стр. 4
... developed kinds are natives of this grand continent , namely , the several species of Big- nonia , Eccremocarpus , Cobæa , and Ampelopsis . But even in the thickets of our temperate regions the number of climbing species and individuals ...
... developed kinds are natives of this grand continent , namely , the several species of Big- nonia , Eccremocarpus , Cobæa , and Ampelopsis . But even in the thickets of our temperate regions the number of climbing species and individuals ...
Стр. 12
... propagated asexually . Why then have the two sexes been developed , and why do males exist which can not themselves produce offspring ? The an- swer. 12 DARWINISM STATED BY DARWIN HIMSELF . Development of the Two Sexes in Plants.
... propagated asexually . Why then have the two sexes been developed , and why do males exist which can not themselves produce offspring ? The an- swer. 12 DARWINISM STATED BY DARWIN HIMSELF . Development of the Two Sexes in Plants.
Стр. 13
... develop- ment of the sexual elements , that is , for the genesis of the two sexes . The It is a different question why the two sexes are some- times combined in the same individual , and are sometimes separated . As with many of the ...
... develop- ment of the sexual elements , that is , for the genesis of the two sexes . The It is a different question why the two sexes are some- times combined in the same individual , and are sometimes separated . As with many of the ...
Стр. 15
... developed anthers . In the autumn the eight females were well covered with fruit , excepting one which bore only a moderate number . Of the five hermaphrodites , one bore a dozen or two fruits , and the remaining four bushes several ...
... developed anthers . In the autumn the eight females were well covered with fruit , excepting one which bore only a moderate number . Of the five hermaphrodites , one bore a dozen or two fruits , and the remaining four bushes several ...
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Часто встречающиеся слова и выражения
acid acquired action adapted admit allied animals apes appear become believe birds body breeds cause character climate closely compared cotyledons crossed degree descended developed distinct species disuse domestic doubt early effects eggs embryo existence extinct eyes fact female fertilization forms gemmules genera genus geotropism Glacial habits hairs hermaphrodites highly horses increase individuals inhabitants inherited insects instance instincts islands kinds labellum lancelet larvæ leaves less living lower animals Malaxis paludosa males mammals manner mental millimetre modified monkeys movements muscles natural selection naturalists observed occasionally offspring organs Origin of Species ovules papillæ parent peculiar period pigeon plants points pollen pollinium possess present prey probably produced progenitors Quadrumana quadrupeds races radicles remarkable resemble rudimentary savages seedlings seeds seems sexes sexual elements sexual selection slight structure suppose surface tend tendency tion transmitted utricle variability variations varieties various vertebræ whole wild worms young