Evolution by Atrophy in Biology and SociologyD. Appleton, 1899 - 316 pagini |
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Pagina 2
... THE FORMATION OF VEGETABLE MOULD , THROUGH THE AC- TION OF WORMS . With Observations on their Habits . By CHARLES DARWIN , LL.D. , F. R. S. With 15 Illustrations . $ 1.50 . The International Scientific Series . ( Continued . ) 3.
... THE FORMATION OF VEGETABLE MOULD , THROUGH THE AC- TION OF WORMS . With Observations on their Habits . By CHARLES DARWIN , LL.D. , F. R. S. With 15 Illustrations . $ 1.50 . The International Scientific Series . ( Continued . ) 3.
Pagina viii
... tion to defence against herbivorous animals ( Caragana , Ilex , Mamillaria , etc. ) Chapter II . In the evolution of institutions all modification is necessarily accompanied by degeneration § 1. Modifications of similar institutions in ...
... tion to defence against herbivorous animals ( Caragana , Ilex , Mamillaria , etc. ) Chapter II . In the evolution of institutions all modification is necessarily accompanied by degeneration § 1. Modifications of similar institutions in ...
Pagina x
... tion PART II . The irreversibility of degenerative evolution . Chapter I. Do institutions or organs which have disappeared reappear ? • Section I. Disappeared organs . 1. Plants 2. Animals . Teratology of the horse , Hypertrichosis ...
... tion PART II . The irreversibility of degenerative evolution . Chapter I. Do institutions or organs which have disappeared reappear ? • Section I. Disappeared organs . 1. Plants 2. Animals . Teratology of the horse , Hypertrichosis ...
Pagina 7
... tion of money may be compared to the circulation of blood and lymph . Questions arise as to what extent such comparisons are legitimate , if they should be taken in any other than a metaphorical sense , and if it is possible to set a ...
... tion of money may be compared to the circulation of blood and lymph . Questions arise as to what extent such comparisons are legitimate , if they should be taken in any other than a metaphorical sense , and if it is possible to set a ...
Pagina 8
... tion , while adaptation is the result of invention -ie . of all improv ment and innovation tending to make a new society different from that which preceded it.1 These fundamental analogies suffice in themselves to justify our ...
... tion , while adaptation is the result of invention -ie . of all improv ment and innovation tending to make a new society different from that which preceded it.1 These fundamental analogies suffice in themselves to justify our ...
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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