 | Nathaniel C. Comfort - 2007 - 196 페이지
...case; and if any variation or modification in the organ be ever useful to an animal under changing conditions of life, then the difficulty of believing...selection, though insuperable by our imagination, can hardly be considered real.8 In private Darwin was less confident. He wrote to Asa Gray in 1860,... | |
 | Daniel Jappah - 2007 - 428 페이지
...case; and if any variation or modification in the organ be ever useful to an animal under changing conditions of life, then the difficulty of believing...selection, though insuperable by our imagination, can hardly be considered real. " 29 Thus, from the Father of Evolution, we know that we can accept... | |
 | Keith Stewart Thomson - 2007 - 344 페이지
.... . . and if any variation or modification in the organ be ever useful to an animal under changing conditions of life, then the difficulty of believing...and complex eye could be formed by natural selection . . . can hardly be considered real.' As knowledge of the lightsensitive organs of simple creatures... | |
 | Elliott Sober - 2008 - 413 페이지
...case; and if any variation or modification in the organ be ever useful to an animal under changing conditions of life, then the difficulty of believing...selection, though insuperable by our imagination, can hardly be considered real. (Darwin [1859] 1964: 186-7) o Biologists often follow Darwin's lead... | |
 | Brigham Henry Roberts - 1893 - 360 페이지
...is likewise certainly the case; and if such variations should be useful to any animal under changing conditions of life; then the difficulty of believing...should not be considered as subversive of the theory."* But with this statement and some further observations upon it, Mr. Darwin himself seems not altogether... | |
 | 1889 - 514 페이지
...is likewise certainly the case; and if such variations should be useful to any animal under changing conditions of life; then the difficulty of believing...should not be considered as subversive of the theory."* But with this statement and some further observations upon it, Mr. Darwin himself seems not altogether... | |
 | William Lonsdale Watkinson, William Theophilus Davison - 1871 - 552 페이지
...case, and if any variation or modification in the organ be ever useful to an animal under changing conditions of life, then the difficulty of believing...selection, though insuperable by our imagination, can hardly be considered real." " This reminds us," says Professor Young, " of Kepler's fortuitous... | |
 | 1870 - 980 페이지
...case ; and if any variation or modification in the organ be ever useful to an animal under changing conditions of life, then the difficulty of believing...selection, though insuperable by our imagination, can hardly bo considered real."» Admitting the full force of this reasoning, and though, anatomy shows... | |
 | Charles Darwin, Joy Harvey, Duncan M. Porter, Jonathan R. Topham - 1997 - 1018 페이지
...be ever useful to an animal under changing conditions of life, then the difficulty of believing thai a perfect and complex eye could be formed by natural...selection, though insuperable by our imagination, can hardly be considered real. The anonymous, critical review of Origin published in the Quarterly... | |
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... the difficulty of believing that a perfect and complex eye could be formed by natural selection, though insuperable by our imagination, should not be considered as subversive of the theory. 
