Organism as a wholePutnam, 1916 - 379 pages |
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Page 32
... temperature helps to make one problem more intelligible . The medical student , who for the first time realizes that life depends upon that one organ , the heart , doing its duty incessantly for the seventy years or so allotted to man ...
... temperature helps to make one problem more intelligible . The medical student , who for the first time realizes that life depends upon that one organ , the heart , doing its duty incessantly for the seventy years or so allotted to man ...
Page 35
... temperature ( which must be below -220 ° C. ) at which no chemical reaction and hence no decomposition and deterioration are possible in the spores ; and on account of the absence of water vapour . The question then arises : Have we any ...
... temperature ( which must be below -220 ° C. ) at which no chemical reaction and hence no decomposition and deterioration are possible in the spores ; and on account of the absence of water vapour . The question then arises : Have we any ...
Page 36
... temperature of liquid air , though the subsequent germination was delayed by this treat- ment . Macfadyen2 exposed non - sporing bacteria , viz . , B. typhosus , B. coli communis , Staphylococcus pyogenes aureus , and a Saccharomyces to ...
... temperature of liquid air , though the subsequent germination was delayed by this treat- ment . Macfadyen2 exposed non - sporing bacteria , viz . , B. typhosus , B. coli communis , Staphylococcus pyogenes aureus , and a Saccharomyces to ...
Page 37
... temperature , and there is hence no reason why spores should lose appreciably more of their germinating power in ten thousand years than in six months . We must therefore admit the possibility that spores may move for an almost infinite ...
... temperature , and there is hence no reason why spores should lose appreciably more of their germinating power in ten thousand years than in six months . We must therefore admit the possibility that spores may move for an almost infinite ...
Page 54
... temperature of 38 ° C . for fifteen minutes the blood cells contained in the added blood are all cytolyzed ; that this , however , does not occur so rapidly when the blood of a related species is used . He could thus show that human ...
... temperature of 38 ° C . for fifteen minutes the blood cells contained in the added blood are all cytolyzed ; that this , however , does not occur so rapidly when the blood of a related species is used . He could thus show that human ...
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Common terms and phrases
agglutination animals annelids Arbacia Arch artificial membrane artificial parthenogenesis assumption bacteria Biol blastomeres blood body butyric acid cell division chapter characters chemical chromosome concentration contained cortical layer cytolysis definite determined digestion disintegration Driesch effect egg of purpuratus embryo enter the egg Entwcklngsmech enzyme existence experiments eyes f. d. ges fact female fertilized fish foreign species franciscanus frog Fundulus genus give rise graft groups grow growth heliotropic hemoglobin heredity hermaphroditic hybrids hypertonic solution idea induce Jour lack of oxygen large number larvæ latter light Lillie lipoids living matter Loeb male Mendelian heredity normal sea water nucleus observed ovaries oxidations parthenogenesis permeability phenomena phenomenon physicochemical Physiol pigment plants polyp positively heliotropic possible produced proteins protoplasm pure reaction regeneration result rôle salts sea urchin sea water sea-urchin egg segment serum shown sperm spermatozoön spermatozoön enters starfish Strongylocentrotus substances synthesis theory tion tissue transplanted unfertilized egg Wasteneys X chromosome