Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1884 - Всего страниц: 351 |
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Стр. 10
... common to the related parents , and only in- directly on their relationship , in so far as they are apt to resemble each other in all respects , including their sexual nature . And , secondly , that the advantages of cross ...
... common to the related parents , and only in- directly on their relationship , in so far as they are apt to resemble each other in all respects , including their sexual nature . And , secondly , that the advantages of cross ...
Стр. 13
... common phenomenon , it seems probable , as remarked in the last chapter , that the sexes were primordially separate . The individual which receives the contents of the other , may be called the female ; and the other , which is often ...
... common phenomenon , it seems probable , as remarked in the last chapter , that the sexes were primordially separate . The individual which receives the contents of the other , may be called the female ; and the other , which is often ...
Стр. 19
... common to descent from some monocotyledonous plant , which , like so many other plants of the same class , possessed fifteen organs , arranged alternately , three within three , in five whorls ; and that the now wonderfully changed ...
... common to descent from some monocotyledonous plant , which , like so many other plants of the same class , possessed fifteen organs , arranged alternately , three within three , in five whorls ; and that the now wonderfully changed ...
Стр. 25
... many plants place themselves at night in widely different positions from what they hold during the day , but with the one point in common , that their upper surfaces THE MOVEMENTS AND HABITS OF PLANTS . 25 Self-Protection during Sleep.
... many plants place themselves at night in widely different positions from what they hold during the day , but with the one point in common , that their upper surfaces THE MOVEMENTS AND HABITS OF PLANTS . 25 Self-Protection during Sleep.
Стр. 26
Characteristic Passages from the Writings of Charles Darwin Charles Darwin. the one point in common , that their upper surfaces avoid facing the zenith , often with the additional fact that they come into close contact with opposite ...
Characteristic Passages from the Writings of Charles Darwin Charles Darwin. the one point in common , that their upper surfaces avoid facing the zenith , often with the additional fact that they come into close contact with opposite ...
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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