Studies in Science and ReligionW. F. Draper, 1882 - Всего страниц: 390 |
Результаты поиска по книге
Результаты 1 – 5 из 35
Стр. xiv
... Varieties , 109-113 ; Lapse of Time Insufficient for the Effects , 113-121 ; Existing Difficulties of Classification Inevitable under any Circum- stances , 121–125 ; Individual Variations Counteracted by Intercrossing , 125–128 ...
... Varieties , 109-113 ; Lapse of Time Insufficient for the Effects , 113-121 ; Existing Difficulties of Classification Inevitable under any Circum- stances , 121–125 ; Individual Variations Counteracted by Intercrossing , 125–128 ...
Стр. 33
... varieties and sub - varieties are the re- sult of the action of the diverse conditions of existence . Upon inspecting the definitions of naturalists it will be seen that the question of the derivative origin of species turns upon the ...
... varieties and sub - varieties are the re- sult of the action of the diverse conditions of existence . Upon inspecting the definitions of naturalists it will be seen that the question of the derivative origin of species turns upon the ...
Стр. 38
... varieties , on the one hand , and what are called closely - related species , on the other , do not differ except in degree . Whenever this wider difference separating the latter can be spanned by intermediate forms , as it some- times ...
... varieties , on the one hand , and what are called closely - related species , on the other , do not differ except in degree . Whenever this wider difference separating the latter can be spanned by intermediate forms , as it some- times ...
Стр. 40
... varieties of the same species most closely related together ; species of the same genus less closely and un- equally related together , forming sections and sub - genera ; species of distinct genera much less closely related ; and ...
... varieties of the same species most closely related together ; species of the same genus less closely and un- equally related together , forming sections and sub - genera ; species of distinct genera much less closely related ; and ...
Стр. 43
... varieties , from other species . Varieties , on this view , are incipient or possible species . Species are varieties of a larger growth and a wider and earlier divergence from the parent stock ; the difference is one of degree , not of ...
... varieties , from other species . Varieties , on this view , are incipient or possible species . Species are varieties of a larger growth and a wider and earlier divergence from the parent stock ; the difference is one of degree , not of ...
Другие издания - Просмотреть все
Часто встречающиеся слова и выражения
according adapted America amount animals appear Asa Gray authority become believe Bible called changes character close concerning connection consider continuous creation Darwin deposited difficulty direction discussion distinct divine doctrine earth effect Europe evidence existence facts fall feet final cause force forms geological give glacial period gravel higher human hundred individuals inductive interpretation islands known land language less limited living logical marked material means miles mind moral natural selection nearly North object observation occur operations organic origin Origin of Species particular period plants position present preserved principle produced Professor question race reason regard relation remarks result revelation river scientific similar single species stone supposed taken theory things thought thousand tion Trenton true universe valley variation varieties vary whole
Популярные отрывки
Стр. 252 - For there is no difference between the Jew and the Greek : for the same Lord over all, is rich unto all that call upon him. For whosoever shall call upon the name of the Lord, shall be saved.
Стр. 171 - A chain composed of an infinite number of links can no more support itself than a chain composed of a finite number of links.
Стр. 40 - It is a truly wonderful fact — the wonder of which we are apt to overlook from familiarity — that all animals and all plants throughout all time and space should be related to each other in groups, subordinate to groups, in the manner which we everywhere behold...
Стр. 152 - But as my conclusions have lately been much misrepresented, and it has 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 thé exclusive means of modification.
Стр. 374 - Shelomith and his brethren were over all the treasures of the dedicated things, which David the king, and the chief fathers, the captains over thousands and...
Стр. 188 - The cause, then, philosophically speaking, is the sum total of the conditions, positive and negative, taken together — the whole of the contingencies of every description, which, being realized, the consequent invariably follows.
Стр. 84 - So, naturalists observe, a flea Has smaller fleas that on him prey; And- these have smaller still to bite 'em, And so proceed ad infinitum.
Стр. 151 - Several writers have misapprehended or objected to the term Natural Selection. Some have even imagined that natural selection induces variability, whereas it implies only the preservation of such variations as arise and are beneficial to the being under its conditions of life.
Стр. 161 - Vice is a monster of so frightful mien, As, to be hated, needs but to be seen; Yet seen too oft, familiar with her face, We first endure, then pity, then embrace.
Стр. 151 - Strictly speaking, therefore, Mr. Darwin's theory is not a theory on the Origin of Species at all, but only a theory on the causes which lead to the relative success or failure of such new Forms as may be born into the world.