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Libros Libros 1 - 4 de 4 sobre Davenport (1897, page 108) gives an example drawn from the behavior of one of the...
" Davenport (1897, page 108) gives an example drawn from the behavior of one of the organisms at present under consideration. "When an organism has been stimulated by contact for some time, it at last becomes changed, so that it no longer responds as it... "
American Journal of Physiology - Página 46
1903
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Experimental Morphology: Effect of chemical and physical agents ..., Volumen1

Charles Benedict Davenport - 1896 - 280 páginas
...last becomes changed so that it no longer responds as it did at first. Thus Dr. WE CASTLE has informed me that he has seen a colony of Stentors, in an aquarium,...Stentors did not contract as they usually do when struck. PFEFFER ('88, p. 619) has observed that Urostyla retreats, after a time, from the surface with which...
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Variation in Animals and Plants

Horace Middleton Vernon - 1902 - 415 páginas
...natural selection. Stentor can also become acclimatised to mechanical stimuli, for Castle $ has observed a colony of Stentors in an aquarium being constantly struck by Tubifex moving backwards and forwards, and yet showing no contraction as they usually do when struck. * For...
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Variation in Animals and Plants

Horace Middleton Vernon - 1902 - 415 páginas
...natural selection. Stentor can also become acclimatised to mechanical stimuli, for Castle f has observed a colony of Stentors in an aquarium being constantly struck by Tubifex moving backwards and forwards, and yet showing no contraction as they usually do when struck. * For...
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Pamphlets on Protozoology (Kofoid Collection)

1904
...perhaps, of rejecting certain tilings, and thus of exercising choice. C. BECOMING ACCUSTOMED TO STIMULI. Are the reactions of such organisms invariable, or...upon the subject. Experiments were made upon Stentor rceselii, S. caeruleus, Vorticella, Epistylis, and Carchesium. strokes approximately equal in force....
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