Evolution by Atrophy in Biology and SociologyD. Appleton, 1899 - 316 pagini |
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Pagina x
... Progressive degeneration of the pro- thallus in phanerogams Chapter II . The path of degeneration in sociology § 1. Investigation of facts · · 1. Tithings , hundreds and counties in England . 2 . Order of elimination of various racial ...
... Progressive degeneration of the pro- thallus in phanerogams Chapter II . The path of degeneration in sociology § 1. Investigation of facts · · 1. Tithings , hundreds and counties in England . 2 . Order of elimination of various racial ...
Pagina 21
... progressive if it tends to the development of an organ or to the formation of a new organ . - These definitions may be applied mutatis mutandis - to the changes undergone by societies and institutions or their constituent parts . The ...
... progressive if it tends to the development of an organ or to the formation of a new organ . - These definitions may be applied mutatis mutandis - to the changes undergone by societies and institutions or their constituent parts . The ...
Pagina 22
... progressive co - ordination of the functions or organs thus differentiated . Degenerative evolution , on the other hand , con- veys the ideas of decline , of decay , and of de- generation , such as the atrophy of the organs of ...
... progressive co - ordination of the functions or organs thus differentiated . Degenerative evolution , on the other hand , con- veys the ideas of decline , of decay , and of de- generation , such as the atrophy of the organs of ...
Pagina 24
... progressive stages in the evolution of the pyramidal cell in the human brain : a , the neuroblast without protoplasmic processes ; b , the appearance of the The neuron , nerve process and of the terminal ramifications ; for instance ...
... progressive stages in the evolution of the pyramidal cell in the human brain : a , the neuroblast without protoplasmic processes ; b , the appearance of the The neuron , nerve process and of the terminal ramifications ; for instance ...
Pagina 42
... progressive transformation , since new and more perfectly adapted organs were formed - was accompanied by degeneration , for a considerable part of the folds disappeared . In the same way , although the transformation of the parallel ...
... progressive transformation , since new and more perfectly adapted organs were formed - was accompanied by degeneration , for a considerable part of the folds disappeared . In the same way , although the transformation of the parallel ...
Alte ediții - Afișează-le pe toate
Evolution by Atrophy in Biology and Sociology Jean Demoor,Jean Massart,Emile Vandervelde Vizualizare completă - 1899 |
Evolution by Atrophy in Biology and Sociology Jean Demoor,Jean Massart,Emile Vandervelde Vizualizare completă - 1899 |
Evolution by Atrophy in Biology and Sociology Jean Demoor,Jean Massart,Emile Vandervelde Vizualizare completă - 1899 |
Termeni și expresii frecvente
adult ancestral stages animals antheridia apical leaves appear appendages aquatic Archaeopteryx assimilative atrophy basilar leaves became become belonging bipinnated blade branches calcaneum canal cells characters chlorophyll collective property colony complete condition consists corporations Crustacea custom degeneration degenerative evolution digits disappeared embryo endopodite epipod exhibited existence exopodite female feudal floating leaves flowers foliage leaves formation formed function gland Huxley hypopod Illustrations individual instance institutions intercentrum land larval Lathyrus Aphaca leaf leaflets limbs male mammals marriage masuirs maxillipede mesonephros metatarsals modern modification muscles normal original pairs petiole phalanges pineal eye plants podite primitive Professor progressive evolution pronephros prothallus protopodite pr reduced regarded remain represent retracing Rosa rugosa rudimentary organs segment sepal slow-worm social societies sociology species stamens stem stipules stomata structure survival tarsius tendrils terminal thalamencephalon third tion traces transformation undergone useless vertebral column vertebrates vestiges wings
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