Darwinism Stated by Darwin Himself: Characteristic Passages from the Writings of Charles DarwinD. Appleton, 1890 - Всего страниц: 351 |
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Стр. 2
... present movement we have the basis or groundwork for the acquirement , according to the requirements of the plant , of the most diversified movements . THE MOVEMENT OF PLANTS IN RELATION TO THEIR The Move- ments and Habits of Climbing ...
... present movement we have the basis or groundwork for the acquirement , according to the requirements of the plant , of the most diversified movements . THE MOVEMENT OF PLANTS IN RELATION TO THEIR The Move- ments and Habits of Climbing ...
Стр. 13
... present volume that the offspring from the union of two distinct individuals , especially if their progenitors have been subjected to very different conditions , have an immense advantage in height , weight , constitutional vigor and ...
... present volume that the offspring from the union of two distinct individuals , especially if their progenitors have been subjected to very different conditions , have an immense advantage in height , weight , constitutional vigor and ...
Стр. 18
... present time from being developed at a very early period of growth , before the shape or existence of any part of the flower is of importance for the well - being of the plant . Can we feel satisfied by saying that each orchid was ...
... present time from being developed at a very early period of growth , before the shape or existence of any part of the flower is of importance for the well - being of the plant . Can we feel satisfied by saying that each orchid was ...
Стр. 20
... altered , the whole machine , with all its parts , might be said to be specially contrived for its present purpose . Thus through- out nature almost every part of each living being has. 20 DARWINISM STATED BY DARWIN HIMSELF .
... altered , the whole machine , with all its parts , might be said to be specially contrived for its present purpose . Thus through- out nature almost every part of each living being has. 20 DARWINISM STATED BY DARWIN HIMSELF .
Стр. 22
... present upward position by the ovarium being twisted twice as much as is usual . Again , we have seen that in most Vandeæ there is a plain relation between the depth of the stigmatic chamber and the length of the pedicel , by which the ...
... present upward position by the ovarium being twisted twice as much as is usual . Again , we have seen that in most Vandeæ there is a plain relation between the depth of the stigmatic chamber and the length of the pedicel , by which the ...
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Darwinism stated by Darwin himself: Characteristic passages from the ... Charles Darwin Ограниченный просмотр - 2023 |
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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