Darwiniana: Essays |
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As I have said in the seventh essay, the fact of evolution is to my mind sufficiently
evidenced by palaeontology; and I remain of the opinion expressed in the
second, that until selective breeding is definitely proved to give rise to varieties
infertile ...
As I have said in the seventh essay, the fact of evolution is to my mind sufficiently
evidenced by palaeontology; and I remain of the opinion expressed in the
second, that until selective breeding is definitely proved to give rise to varieties
infertile ...
3 페이지
Seeing that most of these obvious kinds have their accidental varieties, and that
they often shade into others by imperceptible ... between what is permanent and
what fleeting, what is a species and what a mere variety, is sufficiently formidable.
Seeing that most of these obvious kinds have their accidental varieties, and that
they often shade into others by imperceptible ... between what is permanent and
what fleeting, what is a species and what a mere variety, is sufficiently formidable.
4 페이지
... and yet it is a wellestablished fact that the Primrose and the Cowslip are only
varieties of the same kind of plant. Again, such cases as the following are well
established. The female of species A, if crossed with the male of species B, is
fertile; ...
... and yet it is a wellestablished fact that the Primrose and the Cowslip are only
varieties of the same kind of plant. Again, such cases as the following are well
established. The female of species A, if crossed with the male of species B, is
fertile; ...
34 페이지
... and then the divergent offspring receives the name of a Variety. Multitudes, of
what there is every reason to believe are such varieties, are known, but the origin
of very few has been accurately recorded, and of these we will select two as ...
... and then the divergent offspring receives the name of a Variety. Multitudes, of
what there is every reason to believe are such varieties, are known, but the origin
of very few has been accurately recorded, and of these we will select two as ...
36 페이지
to point out any obvious reason for the appearance of the variety. ... Varieties
then arise we know not why; and it is more than probable that the majority of
varieties have arisen in this “spontaneous” manner, though we are, of course, far
from ...
to point out any obvious reason for the appearance of the variety. ... Varieties
then arise we know not why; and it is more than probable that the majority of
varieties have arisen in this “spontaneous” manner, though we are, of course, far
from ...
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able action adapted admit animals appears authority become believe better body breed called causes changes character common complete consider course creation cross Darwin deposited direct distinct doctrine doubt effect evidence evolution existence experiments expression fact favour force forms further germ give given groups hand horse hypothesis important influence kind knowledge known laws less living matter means mind modification natural natural selection objections observation once operation opinion organic Origin of Species parent particular persons phenomena plants position possible present principles probably produced Professor prove question races reason record relations remains remarkable respect result scientific selective breeding sense similar sort structure suppose term theory thing thought tion true variation varieties vary views whole writer
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| 제목 | Darwiniana: Essays 2권/Collected essays by T.H. Huxley 2권/Collected essays 2권/Essays, Thomas Henry Huxley |
| 저자 | Thomas Henry Huxley |
| 발행인 | Appleton, 1894 |
| 길이 | 475페이지 |
| 서지정보 내보내기 | BiBTeX EndNote RefMan |