Evolution by Atrophy in Biology and SociologyD. Appleton, 1899 - 316 pagini |
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Pagina 11
... become a society . Among the simplest aggregates , all the units are und Entwicklungsfähigkeit kernloser Seeigel - Eier , und über the Möglichkeit ihrer Bastardirung . Arch . f . Entwicklungsmechanik der Organismen , Bd . ii . , pp ...
... become a society . Among the simplest aggregates , all the units are und Entwicklungsfähigkeit kernloser Seeigel - Eier , und über the Möglichkeit ihrer Bastardirung . Arch . f . Entwicklungsmechanik der Organismen , Bd . ii . , pp ...
Pagina 12
... become ex- tremely involved . Although one accept our view , it is difficult to rigorously apply our generalizations to such facts as the following : Certain male cephalopods , at the period of reproduction , separate from their bodies ...
... become ex- tremely involved . Although one accept our view , it is difficult to rigorously apply our generalizations to such facts as the following : Certain male cephalopods , at the period of reproduction , separate from their bodies ...
Pagina 13
... become strawberry plants . So long as these young plants are insufficiently developed to main- tain themselves , the mother - plant continues to supply them with nourishment . As soon , however , as the young shoot can dispense with ...
... become strawberry plants . So long as these young plants are insufficiently developed to main- tain themselves , the mother - plant continues to supply them with nourishment . As soon , however , as the young shoot can dispense with ...
Pagina 14
... become more marked . In the more complex forms of societies the results of the characters we have distinguished become most ac- centuated . IV . Distinctive characters of societies of which the members are united by social contract ...
... become more marked . In the more complex forms of societies the results of the characters we have distinguished become most ac- centuated . IV . Distinctive characters of societies of which the members are united by social contract ...
Pagina 15
... become organisms on the rupture of the Federal bond ? On the other hand , with the growth of international treaties between the states of Eastern Europe , will their social indi- viduality disappear , and will they come to be regarded ...
... become organisms on the rupture of the Federal bond ? On the other hand , with the growth of international treaties between the states of Eastern Europe , will their social indi- viduality disappear , and will they come to be regarded ...
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
abdominal adaptation to arboreal adult ancestral animal apical leaves appendages aquatic Archaeopteryx assimilative Astacus Astacus fluviatilis atrophy basilar leaves basipodite become biology bipinnated blade branches calcaneum cells characters chlorophyll Choanoflagellates claw collective property colony communities complete condition consists Crustacea custom degenerative evolution digits disappeared Dollo Echinoderms embryology endopodite epipod exhibited existence exopodite ex female fins five-toed floating leaves flowers foliage leaves formed function gill Heterocephalus Huxley hypopod instance institutions joint land larvæ Lathyrus Aphaca leaf leaflets limbs male mammals marriage maxillipede membrane mesonephros metameres metatarsals modification normal origin pairs petiole phalanges physiological pineal eye plants podite primitive progressive protopodite pr Ranunculus reduced regarded remain represented result rods Rosa rugosa rudimentary organs segment social societies sociology species stages stamens stem stipules stomata structure survival tarsius tendrils terrestrial thalamencephalon third tion transformation undergone useless vertebrates vestiges walking legs
Pasaje populare
Pagina 326 - XI. ANIMAL MECHANISM : a Treatise on Terrestrial and Aerial Locomotion. By Professor EJ Marey. With 117 Illustrations. Second Edition. Crown 8vo. price 5*. XII. THE DOCTRINE OF DESCENT AND DARWINISM. By Professor Oscar Schmidt. With 26 Illustrations. Fourth Edition. Crown 8vo. price 5*. XIII. THE HISTORY OF THE CONFLICT BETWEEN RELIGION AND SCIENCE. By JW Draper, MD, LL.D. Fifteenth Edition. Crown 8vo. price 5*. XIV. FUNGI: their Nature, Influences Uses, &c.
Pagina 326 - II. Physics and Politics ; or, Thoughts on the Application of the Principles of "Natural Selection " and " Inheritance
Pagina 326 - XI. Animal Mechanism : a Treatise on Terrestrial and Aerial Locomotion. By Professor EJ Marey. With 117 Illustrations. Second Edition. Crown 8vo, $s. XII. The Doctrine of Descent and Darwinism. By Professor Oscar Schmidt. With 26 Illustrations. Fifth Edition. Crown 8vo, 5*.
Pagina 82 - A plant of Drosera, with the edges of its leaves curled inwards, so as to form a temporary stomach, with the glands of the closely inflected tentacles pouring forth their acid secretion, which dissolves animal matter, afterwards to be absorbed, may be said to feed like an animal.
Pagina 326 - Edition. II. PHYSICS and POLITICS ; or, Thoughts on the Application of the Principles of ' Natural Selection ' and ' Inheritance