Organism as a wholePutnam, 1916 - 379 pages |
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Page 15
... limit . This process of cell divi- sion cannot be claimed even metaphorically to exist in a crystal . A correct appreciation of these facts will give us an insight into the specific difference between non - living and living matter ...
... limit . This process of cell divi- sion cannot be claimed even metaphorically to exist in a crystal . A correct appreciation of these facts will give us an insight into the specific difference between non - living and living matter ...
Page 29
... limit the cell divides . This is perhaps most obvious in bacteria which on the proper nutritive me- dium take up food , grow , and divide into two bacteria , each of which takes up food , divides , and grows ad infinitum , as long as ...
... limit the cell divides . This is perhaps most obvious in bacteria which on the proper nutritive me- dium take up food , grow , and divide into two bacteria , each of which takes up food , divides , and grows ad infinitum , as long as ...
Page 53
... probably true only within the limits of exactness used in these experiments . 10 c.c. of serum of a mammal three drops of Chemical Basis of Genus and Species 53 THE CHEMICAL BASIS OF GENUS AND SPECIES AND OF SPECIES SPECIFICITY.
... probably true only within the limits of exactness used in these experiments . 10 c.c. of serum of a mammal three drops of Chemical Basis of Genus and Species 53 THE CHEMICAL BASIS OF GENUS AND SPECIES AND OF SPECIES SPECIFICITY.
Page 78
... limits . Godlewski discovered a very interesting form of block to the entrance of the spermatozoön into the egg which takes place if two different types of sperm are mixed . He had found that the sperm of the annelid Chatopterus is able ...
... limits . Godlewski discovered a very interesting form of block to the entrance of the spermatozoön into the egg which takes place if two different types of sperm are mixed . He had found that the sperm of the annelid Chatopterus is able ...
Page 84
... limits ) . Only when the spermatozoa run against each other with a certain im- pact will they stick together , as Lillie suggested . Lillie assumes that this agglutinating substance contained . in egg sea water is required to bring ...
... limits ) . Only when the spermatozoa run against each other with a certain im- pact will they stick together , as Lillie suggested . Lillie assumes that this agglutinating substance contained . in egg sea water is required to bring ...
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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