Darwiniana: EssaysD. Appleton, 1901 - 475페이지 |
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1 페이지
... parents ; it is the smallest distinctly definable group of living organisms ; it is an eternal and immutable entity ; it is a mere abstraction of the human intellect having no existence in nature . Such are a few of the significations ...
... parents ; it is the smallest distinctly definable group of living organisms ; it is an eternal and immutable entity ; it is a mere abstraction of the human intellect having no existence in nature . Such are a few of the significations ...
3 페이지
... parent species , but he goes so far as to assert that the particular plant Crinum capense is much more fertile when crossed by a distinct species than when fertilised by its proper pollen ! THE DARWINIAN HYPOTHESIS 3.
... parent species , but he goes so far as to assert that the particular plant Crinum capense is much more fertile when crossed by a distinct species than when fertilised by its proper pollen ! THE DARWINIAN HYPOTHESIS 3.
16 페이지
... parent stock , while the Horti- cultural Society will provide him with any number of corresponding vegetable aberrations from nature's types . He will learn with no little surprise , too , in the course of his travels , that the ...
... parent stock , while the Horti- cultural Society will provide him with any number of corresponding vegetable aberrations from nature's types . He will learn with no little surprise , too , in the course of his travels , that the ...
19 페이지
... parents . Their offspring will , by a parity of reasoning , tend to predominate over their contemporaries , and there being ( sup- pose ) no room for more than one species such as A , the weaker variety will eventually be destroyed by ...
... parents . Their offspring will , by a parity of reasoning , tend to predominate over their contemporaries , and there being ( sup- pose ) no room for more than one species such as A , the weaker variety will eventually be destroyed by ...
30 페이지
... parental stock ; but even the wonderful powers of reproducing lost parts possessed by these animals are controlled by the same governing tendency . Cut off the legs , the every tail , the jaws , separately or all together 30 II THE ...
... parental stock ; but even the wonderful powers of reproducing lost parts possessed by these animals are controlled by the same governing tendency . Cut off the legs , the every tail , the jaws , separately or all together 30 II THE ...
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adapted admit Agamogenesis Ancon animalcules animals and plants appears believe 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 evidence ex nihilo exhibited existence extinct fact favour Flourens geological germ give rise groups horse Hyæna hypothesis inorganic world inquiry kind knowledge Lamarck laws less living Maillet male matter means Mivart modification natural selection naturalists objections observation offspring organic nature organisation Origin of Species ovum parent Paul de Longpré peculiar phenomena philosophical physiological pigeons present primitive stock principles produced Professor 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 variation varieties vegetabilia vegetable Wallace whole