Darwiniana: Essays |
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... of which the present work of Mr. Darwin is but the preliminary outline, may be
stated in his own language as follows:– “Species originated by means of natural
selection, or through the preservation of the favoured races in the struggle for life.
... of which the present work of Mr. Darwin is but the preliminary outline, may be
stated in his own language as follows:– “Species originated by means of natural
selection, or through the preservation of the favoured races in the struggle for life.
16 페이지
On careful inquiry it is found that all these, and the many other artificial breeds or
races of animals and plants, have been produced by one method. The breeder—
and a skilful one must be a person of much sagacity and natural or acquired ...
On careful inquiry it is found that all these, and the many other artificial breeds or
races of animals and plants, have been produced by one method. The breeder—
and a skilful one must be a person of much sagacity and natural or acquired ...
17 페이지
It is then found that by continuing the process of selection—always breeding, that
is, from wellmarked forms, and allowing no impure crosses to interfere—a race
may be formed, the tendency of which to reproduce itself is exceedingly strong; ...
It is then found that by continuing the process of selection—always breeding, that
is, from wellmarked forms, and allowing no impure crosses to interfere—a race
may be formed, the tendency of which to reproduce itself is exceedingly strong; ...
39 페이지
Here, then, is a remarkable and well-established instance, not only of a very
distinct race being established per saltum, but of that race breeding “true” at once
, and showing no mixed forms, even when crossed with another breed. By taking
...
Here, then, is a remarkable and well-established instance, not only of a very
distinct race being established per saltum, but of that race breeding “true” at once
, and showing no mixed forms, even when crossed with another breed. By taking
...
40 페이지
Gratio Kelleia was not the progenitor of a race of six-fingered men, as Seth
Wright's ram became a nation of Ancon sheep, though the tendency of the variety
to perpetuate itself appears to have been fully as strong in the one case as in the
...
Gratio Kelleia was not the progenitor of a race of six-fingered men, as Seth
Wright's ram became a nation of Ancon sheep, though the tendency of the variety
to perpetuate itself appears to have been fully as strong in the one case as in the
...
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adapted admit Agamogenesis Ancon animalcules animals animals and plants appears believe biology birds body called causes character Charles Darwin course creation Crustacea Darwin Darwin's views Darwinian deposited direct doctrine of evolution doubt Dysteleology endeavour epigenesis epoch Erasmus Darwin essay evidence ex nihilo exhibited existence extinct fact favour Flourens geological germ give rise groups horse hypothesis inorganic world inquiry kind knowledge Lamarck laws lectures less living Maillet male matter means ment Mivart modification natural selection naturalists objections observation offspring organic nature organisation Origin of Species ovum parent peculiar phenomena philosophical physiological pigeons present primitive stock principles produced Professor Quarterly Reviewer question races reason remarkable result scientific selective breeding sensations sense special creation speculations structure Suarez substance substantial forms suppose Teleology tendency theory thing thought tion truth variation varieties vegetabilia vegetable vera causa Wallace whole
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| 제목 | Darwiniana: Essays 2권/Collected Essays, Thomas Henry Huxley 2권/Collected essays by T.H. Huxley 2권/Essays, Thomas Henry Huxley |
| 저자 | Thomas Henry Huxley |
| 발행인 | Appleton, 1894 |
| 길이 | 475페이지 |
| 서지정보 내보내기 | BiBTeX EndNote RefMan |