 The truth is that Species and perhaps Genera also, are forming in organized beings by gradual deviations of shapes, forms and organs, taking place in the lapse of time. There is a tendency to deviations and mutations through plants and animals by gradual...  Proceedings of the Biological Society of Washington - Sayfa 38Biological Society of Washington tarafından - 1888Tam görünüm - Bu kitap hakkında
 | 1833 - 236 sayfa
...organs, taking place in the lapse of time. There is a tendency to deviations and muta. tions through plants and animals by gradual steps at remote irregular...is a part of the great universal law of PERPETUAL, MUTABI1ITT in every thing. Thus it is needless to dispute and differ ahout new G. Sp.and Varieties.... | |
 | Berthold Seemann - 1892 - 436 sayfa
...deviations and mutations through plants and animals by gradual steps at remote irregular periods. This a part of the great universal law of PERPETUAL MUTABILITY in everything. " Thus it is needless to dispute and differ about new G. Sp. and varieties. Every variety is a deviation... | |
 | 1894 - 638 sayfa
...teudency to deviations and mutationB through plauts and animals by gradual Steps at remote irregulär periods. This is a part of the great universal law of perpetual mutability in everything." 73. Humanes, GJ Darwin and after Darwin. I. The Darwinian Theory. London (Longmans, Green and Co.),... | |
 | Richard Ellsworth Call - 1895 - 280 sayfa
...organs, taking place in the lapse of time. There is a tendency to deviations and mutations through plants and animals by gradual steps at remote irregular...universal law of perpetual mutability in everything. "Thus it is needless to dispute and differ about new G., Sp. and varieties. Every variety is a deviation... | |
 | Richard Ellsworth Call - 1895 - 280 sayfa
...mutations through plants and animals by gradual "Vide Herbarium Rafinesquianum, p. n and p. 15. 1833. steps at remote irregular periods. This is a part...universal law of perpetual mutability in everything. "Thus it is needless to dispute and differ about new G., Sp. and varieties. Every variety is a deviation... | |
 | M. Clark (writer on Alaska.) - 1902 - 324 sayfa
...forms and organs taking place. In the lapse of time there is a tendency to deviations and mutations in plants and animals by gradual steps at remote, irregular periods. This is a part of the universal law of perpetual mutability. This, then, is a short summary of the races of men who have... | |
 | Leonard Warren - 292 sayfa
...organs, taking place in the lapse of time. There is a tendency to deviations and mutations through plants and animals by gradual steps at remote irregular...universal law of PERPETUAL MUTABILITY in everything ... every variety is a deviation which becomes a Sp. as soon as it is permanent by reproduction. Deviations... | |
 | C.S. Rafinesque - 2005 - 282 sayfa
...organs, taking place in the lapse of time. There is a tendency to deviations and mutations through plants and animals by gradual steps at remote irregular...the great universal law of PERPETUAL MUTABILITY in every thing. Thus it is needless to dispute and differ about new G. [,] Sp. and varieties. Every variety... | |
 | Indiana Academy of Science - 1917 - 1368 sayfa
...organs, taking place in the lapse of time. There is a tendency to deviations and mutations through plants and animals by gradual steps at remote irregular...the great universal law of PERPETUAL MUTABILITY in every thing. Thus it is needless to dispute and differ about new G. Sp. and varieties. Every variety... | |
 | 540 sayfa
...organs, taking place in the lapse of time. There is a tendency to deviations and mutations through plants and animals by gradual steps at remote irregular...the great universal law of PERPETUAL MUTABILITY in every thing. Thus it is needless to dispute and differ about new G. Sp. and varieties. Every variety... | |
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