...natural inference from this is that descent and natural selection are one and the same thing. Again: " If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down. But I can find out no such case. No doubt many organs exist...

...natural inference from this is that descent and natural selection are one and the same thing. Again: "If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down. But I can find out no such case. No doubt many organs exist...

...weed out "hopeless monsters" in favor of "hopeful monsters." Darwin was fully aware of this situation: "If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down. But I can find out no such cases" (p. 189). Yet the problem...

...the book in June 1852 (Correspondence vol. 4, Appendix IV, 128: 2). 4 In Origin, p. 189, CD stated: 'If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down. But I can find out no such case.' 5 H. Holland 1852, pp. 2oo...

...that would pose difficulties for his theory if they were discovered (Darwin 1859: 189, 199, 201, 56): If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down. . . . [Opponents of the utilitarian doctrine] believe that very...

...slow steps." Darwin was so convinced of the validity of this principle that he was willing to assert: "If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down" (1859:189). He was at once challenged by TH Huxley and others...

...Press, New York. 9 Testing the Theory of Descent DAVID PENNY, MICHAEL D. HENDY, AND MICHAEL A. STEEL If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down (Darwin, 1859: 189). The comment of Popper (1976:168) that "Darwinism...

...formed by natural selection, though insuperable by our imagination, can hardly be considered real ... If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down. But 1 can find out no such case. The evolution of the eye may...

...forces; they are necessarily very delicate, and for this reason a large molecule is needed. Darwin says 'If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications my theory would absolutely break down.' I know that haemoglobin is not an organ but the principle is...

...systems)—has been accounted for by his theory. Irreducible Complexity In The Origin of Species Darwin stated: If it could be demonstrated that any complex organ...formed by numerous, successive, slight modifications, my theory would absolutely break down. A system which meets Darwin's criterion is one which exhibits...