Studies in History of Biology, Выпуск 3William R. Coleman, Camille Limoges Johns Hopkins University Press, 1979 |
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Стр. 34
... role in speciation . 4. Darwin's desire for a single - factor explanation . Darwin , when he did refer to the importance of isolation in the Origin ( 1859 : 105 ) , tended to vacillate upon the matter , as if isolation were somehow ...
... role in speciation . 4. Darwin's desire for a single - factor explanation . Darwin , when he did refer to the importance of isolation in the Origin ( 1859 : 105 ) , tended to vacillate upon the matter , as if isolation were somehow ...
Стр. 141
... role in reproduction ; although there were some wild sug- gestions about virgin conceptions in higher organisms , these did not play a major role in the natural history of the time . Both Linnaeus and Buffon relied heavily on sexual ...
... role in reproduction ; although there were some wild sug- gestions about virgin conceptions in higher organisms , these did not play a major role in the natural history of the time . Both Linnaeus and Buffon relied heavily on sexual ...
Стр. 203
... role of selection in the origin of species . Johannsen's work laid the groundwork for showing that the old question of whether selection acts on continuous or discontinuous variations was misguided . Selection acts directly on the ...
... role of selection in the origin of species . Johannsen's work laid the groundwork for showing that the old question of whether selection acts on continuous or discontinuous variations was misguided . Selection acts directly on the ...
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