Darwiniana: EssaysAppleton, 1894 - 475페이지 |
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28 페이지
... character are constant in individuals of both sexes , so far as observation has reached ; and that they are not due to domes- tication or to artificially superinduced external circumstances , or to any outward influence within his ...
... character are constant in individuals of both sexes , so far as observation has reached ; and that they are not due to domes- tication or to artificially superinduced external circumstances , or to any outward influence within his ...
29 페이지
... character . It is probable that naturalists would have avoided much confusion of ideas if they had more fre- quently ... characters of the vast majority of species - the functional or physiological , peculiari- ties of a few have been ...
... character . It is probable that naturalists would have avoided much confusion of ideas if they had more fre- quently ... characters of the vast majority of species - the functional or physiological , peculiari- ties of a few have been ...
34 페이지
... characters of a single parent , but when , as in most animals and many plants , the sexes are lodged in distinct individuals , from an exact mean between the two parents . And indeed , on general principles , this slight deviation seems ...
... characters of a single parent , but when , as in most animals and many plants , the sexes are lodged in distinct individuals , from an exact mean between the two parents . And indeed , on general principles , this slight deviation seems ...
36 페이지
... character of the tegumentary covering , to change colour , to increase or diminish the size of muscles , to modify constitution , and , among plants , to give rise to the metamorphosis of stamens into petals , and so forth . But however ...
... character of the tegumentary covering , to change colour , to increase or diminish the size of muscles , to modify constitution , and , among plants , to give rise to the metamorphosis of stamens into petals , and so forth . But however ...
41 페이지
... characters the transmission of which is not an every - day occurrence within the experience of cattle - breeders , stock - farmers , horse - dealers , and dog and poultry fanciers . Nay , it is only the other day that an eminent ...
... characters the transmission of which is not an every - day occurrence within the experience of cattle - breeders , stock - farmers , horse - dealers , and dog and poultry fanciers . Nay , it is only the other day that an eminent ...
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action adapted admit Agamogenesis Ancon animalcules animals animals and plants appears biology birds body called causes character Charles Darwin course creation Crustacea Darwin Darwin's views Darwinian deposited direct doctrine of evolution doubt Dysteleology endeavour epigenesis epoch Erasmus Darwin essay evidence ex nihilo exhibited existence extinct fact favour Flourens geological germ give rise groups horse Hyæna hypothesis inorganic world inquiry kind knowledge Lamarck laws lectures less living Maillet male matter means ment Mivart modification natural selection naturalists objections observation offspring organic nature organisation Origin of Species ovum parent peculiar phenomena philosophical physiological pigeons present primitive stock principles produced Quarterly Reviewer question races reason remarkable result scientific selective breeding sensations sense special creation speculations structure Suarez substantial forms suppose Teleology tendency theory thing thought tion toes truth variation varieties vegetabilia vegetable vera causa Wallace whole