The Origin of Species by Means of Natural Selection; Or, the Preservation of Favored Races in the Struggle for Life ...A.L. Burt, 1890 - 538페이지 |
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xvii 페이지
... Effects of Habit and the use or disuse of Parts - Correlated Variation - Inheritance - Character of Domestic Varieties - Difficulty of distinguishing between Varieties and Species - Origin of Domestic Varieties from one or more Species ...
... Effects of Habit and the use or disuse of Parts - Correlated Variation - Inheritance - Character of Domestic Varieties - Difficulty of distinguishing between Varieties and Species - Origin of Domestic Varieties from one or more Species ...
128 페이지
... effects of long - continued use or disuse , for we know not the parent - forms ; but many animals possess structures which can be best explained by the effects of disuse . As Professor Owen has remarked , there is no greater anomaly in ...
... effects of long - continued use or disuse , for we know not the parent - forms ; but many animals possess structures which can be best explained by the effects of disuse . As Professor Owen has remarked , there is no greater anomaly in ...
223 페이지
... effects of the increased and beneficial use of any part . How much to attribute in each particular case to the effects of use , and how much to natural selection , it seems impossible to decide . I may give another instance of a ...
... effects of the increased and beneficial use of any part . How much to attribute in each particular case to the effects of use , and how much to natural selection , it seems impossible to decide . I may give another instance of a ...
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