Darwiniana: Essays |
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As a broad fact, the further we go back in time the less the buried species are like
existing forms; and, the further apart the sets of extinct creatures are, the less they
are like one another. In other words, there has been a regular succession of ...
As a broad fact, the further we go back in time the less the buried species are like
existing forms; and, the further apart the sets of extinct creatures are, the less they
are like one another. In other words, there has been a regular succession of ...
46 페이지
And, in both animals and plants, is superadded the further difficulty, that
experiments must be continued over a longtime for the purpose of ascertaining
the fertility of the mongrel or hybrid progeny, as well as of the first crosses from
which they ...
And, in both animals and plants, is superadded the further difficulty, that
experiments must be continued over a longtime for the purpose of ascertaining
the fertility of the mongrel or hybrid progeny, as well as of the first crosses from
which they ...
55 페이지
This truth is further illustrated in a most interesting manner by the impartial and
highly competent testimony of M. Pictet, from whose calculations of what
percentage of the genera of animals, existing in any formation, lived during the
preceding ...
This truth is further illustrated in a most interesting manner by the impartial and
highly competent testimony of M. Pictet, from whose calculations of what
percentage of the genera of animals, existing in any formation, lived during the
preceding ...
89 페이지
Each animal suffices for its own ends, is perfect of its kind, and needs no further
development. Should, however, a variety be useful and even maintain itself, there
is no obvious reason why it should change any further. The whole conception of ...
Each animal suffices for its own ends, is perfect of its kind, and needs no further
development. Should, however, a variety be useful and even maintain itself, there
is no obvious reason why it should change any further. The whole conception of ...
99 페이지
10), and further that he has “imagined a natural selection: he imagines afterwards
that this power of selecting (pouvoir d'élire) which he gives to Nature is similar to
the power of man. These two suppositions admitted, nothing stops him : he ...
10), and further that he has “imagined a natural selection: he imagines afterwards
that this power of selecting (pouvoir d'élire) which he gives to Nature is similar to
the power of man. These two suppositions admitted, nothing stops him : he ...
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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 |