Studies in History of Biology, Выпуск 3William R. Coleman, Camille Limoges Johns Hopkins University Press, 1979 |
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Стр. 24
... tion during his lifetime . It is the crucial problem of geographic isola- tion - was such isolation always necessary for the multiplication of species ? -that provides the principal focus of this essay . Few problems reflect the changes ...
... tion during his lifetime . It is the crucial problem of geographic isola- tion - was such isolation always necessary for the multiplication of species ? -that provides the principal focus of this essay . Few problems reflect the changes ...
Стр. 38
... tion [ 1856-58 : 225 ] ; cf. the Essay of 1844 [ 1909 : 96 ] . ) Such views also harmonized better with his basic belief that " there is no fundamental distinction between species and varieties " ( 1859 : 278 ) . Yet Darwin ( 1859 : 245 ) ...
... tion [ 1856-58 : 225 ] ; cf. the Essay of 1844 [ 1909 : 96 ] . ) Such views also harmonized better with his basic belief that " there is no fundamental distinction between species and varieties " ( 1859 : 278 ) . Yet Darwin ( 1859 : 245 ) ...
Стр. 55
... tion was closely linked to his predilection for a Lamarckian interpreta- tion of evolutionary phenomena . 12 At the heart of Wagner's conception of evolution was the constant striving of every organism for the means of survival and ...
... tion was closely linked to his predilection for a Lamarckian interpreta- tion of evolutionary phenomena . 12 At the heart of Wagner's conception of evolution was the constant striving of every organism for the means of survival and ...
Содержание
The Vicissitudes | 23 |
Animal Heat as a Biological | 67 |
Louis Agassiz and the Species Question MARY PICKARD WINSOR | 89 |
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acquired characters Agassiz animal heat appeared asexual believed Bergmann Bergmann's Rule biological biologists breeding catastrophists cells century Charles Darwin concept Darwin Darwinian discussion Dobzhansky Ernst Mayr Essay eugenics evidence evolution evolutionary Ewart experimental experimentalists experiments explain F. B. Sumner fact factors fertilization fish forms gene pool geneticists genotype genotype-phenotype distinction genus geographic isolation geographical races geology Göttingen hereditary heredity homoiotherms Ibid ideas important individual inheritance of acquired Johannsen's Journal Kol'tsov Leuckart Lord Morton's Louis Agassiz Lyell male Mayr's Mendel mutations natural populations natural selection naturalists offspring organism Origin of Species Owen parthenogenesis Peromyscus phenomenon phenotype phyletic physiology plants population genetics principle problem produced published role scientific Scripps sexual reproduction Siebold Soviet specimens spermatozoa Steenstrup subspecies sympatric speciation systematics taxonomic telegony temperature term gene fund term gene pool theory tion uniformitarianism University variability variations Wagner Wärmeökonomie Weismann Zoology