...With such a basis for the selective art as the variationsof this insect afford, there seems no reason why it should not afforda good field for the work of the breeder's art... 
Nathaniel Southgate Shaler 「Domesticated Animals」
...The success which we have obtained with this animalhas been accomplished by a selective process, but one which has beenalmost as blind in its operation as the choice which acts in the naturalworld...
Nathaniel Southgate Shaler 「Domesticated Animals」
...With each step inthis succession of changes the readiness with which the speciesresponds to selective care increases...
Nathaniel Southgate Shaler 「Domesticated Animals」
...It is difficult to test these possibilities because the selective value ofthe taxonomic characters is unknown...
Sydney Anderson 「Subspeciation in the Meadow Mouse, Microtus montanus, in Wyoming and Colorado」
...handleyi may have resultedfrom nearly parallel selective forces that gave rise to two subspecies,widely separated geographically...
Robert L. Packard 「Speciation and Evolution of the Pygmy Mice, Genus Baiomys」
...The second course has been the attempt to explain the appearanceof temporal openings in whatever line in which they occurredby the action of the same constant selective force...
Richard C. Fox 「The Adductor Muscles of the Jaw In Some Primitive Reptiles」
...Because of different genotypes the potential of the temporal region torespond to selective demands varied from group to group...
Richard C. Fox 「The Adductor Muscles of the Jaw In Some Primitive Reptiles」
...Females can probably be more selective inthe choice of a nesting site if their explorations are not limited bylack of water...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...The development of the individual that results from such cell-unionis no mere mixture or addition, but a process of selective organization...
Robert Marett 「Anthropology」
...Similarly, "I"has a collective form amongst some American languages, and this isordinarily employed, whereas the corresponding selective form is usedonly in special cases...
Robert Marett 「Anthropology」
...the ability, at will, to endow the higher,more selective metals with intelligence ...
Various 「Astounding Stories of Super-Science, August 1930」
...There are certain indications of the presence of a selective absorbingmedium in space...
Edward C. Pickering 「The Future of Astronomy」
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