Organism as a wholePutnam, 1916 - 379 pages |
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Page vi
... chromosomes can impress only individual characteristics , probably by giving rise to special hormones and enzymes . We can cause an egg to develop into an organism without a spermatozoon , but apparently we cannot make a sperm- atozoon ...
... chromosomes can impress only individual characteristics , probably by giving rise to special hormones and enzymes . We can cause an egg to develop into an organism without a spermatozoon , but apparently we cannot make a sperm- atozoon ...
Page 8
... this book that the widest accept- ance of the chromosome theory of heredity is compatible with a con- sistent physicochemical conception of the organism as a whole . In any case , we can state today that the 8 Introductory Remarks.
... this book that the widest accept- ance of the chromosome theory of heredity is compatible with a con- sistent physicochemical conception of the organism as a whole . In any case , we can state today that the 8 Introductory Remarks.
Page 68
... chromosomes are the carriers of the Mendelian characters . These chromosomes occur in the nucleus of the egg and in the head of the sperm . Now the latter consists , in certain fish , of lipoids and a combination of nucleinic acid and ...
... chromosomes are the carriers of the Mendelian characters . These chromosomes occur in the nucleus of the egg and in the head of the sperm . Now the latter consists , in certain fish , of lipoids and a combination of nucleinic acid and ...
Page 70
... chromosomes of both egg and sperm nuclei furnish only the individual characters . 1 Loeb , J. , and Bancroft , F. W. , Jour . Exper . Zoöl . , 1912 , xii . , 381 . CHAPTER IV SPECIFICITY IN FERTILIZATION I. We have become acquainted 70 ...
... chromosomes of both egg and sperm nuclei furnish only the individual characters . 1 Loeb , J. , and Bancroft , F. W. , Jour . Exper . Zoöl . , 1912 , xii . , 381 . CHAPTER IV SPECIFICITY IN FERTILIZATION I. We have become acquainted 70 ...
Page 86
... chromosomes and other constituents may be responsible for the fatal result . Whatever may be the explanation of this phenomenon it proves to us that it is not the process of development in itself which acts as a block to the entrance of ...
... chromosomes and other constituents may be responsible for the fatal result . Whatever may be the explanation of this phenomenon it proves to us that it is not the process of development in itself which acts as a block to the entrance of ...
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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