Studies in History of Biology, Выпуск 3William R. Coleman, Camille Limoges Johns Hopkins University Press, 1979 |
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Стр. 55
... means of survival and reproduction . Organisms are continually migrating , Wag- ner believed , in order to improve their chances for survival . He based an unconvincing and even fantastic theory of adaptation upon this prin- ciple . For ...
... means of survival and reproduction . Organisms are continually migrating , Wag- ner believed , in order to improve their chances for survival . He based an unconvincing and even fantastic theory of adaptation upon this prin- ciple . For ...
Стр. 75
... Means were needed to facilitate analysis of the problem . The simplest situation was precisely that in which organisms behaved uniformly and as nearly as possible as nonliving bodies cooling strictly in accord with the demands of their ...
... Means were needed to facilitate analysis of the problem . The simplest situation was precisely that in which organisms behaved uniformly and as nearly as possible as nonliving bodies cooling strictly in accord with the demands of their ...
Стр. 250
... means of certain selected gene characters in com- parable populations or other groups of individuals within the species . 36 He continued by pointing out that " strictly speaking the term gene fund is incorrect , " since all the ...
... means of certain selected gene characters in com- parable populations or other groups of individuals within the species . 36 He continued by pointing out that " strictly speaking the term gene fund is incorrect , " since all 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