Darwiniana: EssaysD. Appleton, 1897 - 475ÆäÀÌÁö |
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6 ÆäÀÌÁö
... principle of final adaptations fails to satisfy all the conditions of the problem . " But , if the doctrine of final causes will not help us to comprehend the anomalies of living structure , the principle of adaptation must surely lead ...
... principle of final adaptations fails to satisfy all the conditions of the problem . " But , if the doctrine of final causes will not help us to comprehend the anomalies of living structure , the principle of adaptation must surely lead ...
20 ÆäÀÌÁö
... principle of natural selection , as greatly as Lamarck over- estimated his vera causa of modification by exercise . But ... principles he lays down are capable of being brought to the test of observation and experiment . The 20 I THE ...
... principle of natural selection , as greatly as Lamarck over- estimated his vera causa of modification by exercise . But ... principles he lays down are capable of being brought to the test of observation and experiment . The 20 I THE ...
34 ÆäÀÌÁö
... principles , this slight deviation seems as intelligible as the general similarity , if we reflect how complex the co - operating " bundles of forces " are , and how improbable it is that , in any case , their true resultant shall ...
... principles , this slight deviation seems as intelligible as the general similarity , if we reflect how complex the co - operating " bundles of forces " are , and how improbable it is that , in any case , their true resultant shall ...
71 ÆäÀÌÁö
... principle , and its essential positions may be stated in a very few words : all species have been pro- duced by the development of varieties from common stocks ; by the conversion of these , first into permanent races and then into new ...
... principle , and its essential positions may be stated in a very few words : all species have been pro- duced by the development of varieties from common stocks ; by the conversion of these , first into permanent races and then into new ...
85 ÆäÀÌÁö
... principles would be , not that the cats have re- mained invariable , but that such varieties as have incessantly occurred have been , on the whole , less fitted to get on in the world than the existing ± CRITICISMS ON " " 85 "
... principles would be , not that the cats have re- mained invariable , but that such varieties as have incessantly occurred have been , on the whole , less fitted to get on in the world than the existing ± CRITICISMS ON " " 85 "
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adapted Agamogenesis Ancon animalcules animals animals and plants appear beds biological birds body bones called carbonic acid causes character Charles Darwin common course creation cross curious Darwin Darwin's views deposited direct doctrine of evolution domestic pigeons doubt endeavour epigenesis epoch Erasmus Darwin evidence ex nihilo experiments extinct fact favour forms fossil geological germ groups horse Hy©¡na hypothesis ichthyosaurus inorganic world inquiry kind knowledge Lamarck lectures less living male matter means mind Mivart modification natural selection naturalists observation offspring operation organic nature organisation Origin of Species parent peculiar perpetuation phenomena physiological pigeons Pikermi Pouter present primitive stock produced Quarterly Reviewer question races reason remarkable result Rock Pigeon scientific selective breeding sense sheep skeleton sort speculations spontaneous structure Suarez substance suppose Teleology tendency theory thing tion toes variation varieties vary vegetable whole