Studies in History of Biology, Выпуск 3William R. Coleman, Camille Limoges Johns Hopkins University Press, 1979 |
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Стр. 9
... observations of the Continental professors of animal breeding . Nor was it wiped out by the classic observations by Hertwig ( 1876 ) and Fol ( 1877 ) that showed that fertilization involves the union of one egg nucleus with one sperm ...
... observations of the Continental professors of animal breeding . Nor was it wiped out by the classic observations by Hertwig ( 1876 ) and Fol ( 1877 ) that showed that fertilization involves the union of one egg nucleus with one sperm ...
Стр. 30
... observations in the field . " If two species come over to this country's museums ] without range or habits ... observe , -will aid us in physiology . tell traveller what to observe , -if he knows he has done least part [ i.e. , only ...
... observations in the field . " If two species come over to this country's museums ] without range or habits ... observe , -will aid us in physiology . tell traveller what to observe , -if he knows he has done least part [ i.e. , only ...
Стр. 143
... observations , many made during a trip to Iceland , on medusae , hydroids , and the cercarial larvae of Trematodes to the growing store of information on invertebrate life cycles . But far more important than these details was the ...
... observations , many made during a trip to Iceland , on medusae , hydroids , and the cercarial larvae of Trematodes to the growing store of information on invertebrate life cycles . But far more important than these details was 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