Domestication,' there are two factors: namely, the nature of the organism, and the nature of the conditions. The former seems to be much the more important; for nearly similar variations sometimes arise under, as far as we can judge, dissimilar conditions;... Animal Life and Intelligence - Page 108by Conwy Lloyd Morgan - 1891 - 512 pagesFull view - About this book
| Charles Darwin - Evolution - 1873 - 492 pages
...has lately insisted, and as I have incidentally shown in my work on 'Variation under Domestication,' there are two factors : namely, the nature of the organism, and the nature of the conditioner"The former seems to be much the more important; for nearly similar variations sometimes... | |
| Charles Darwin - 1875 - 504 pages
...has lately insisted, and as I have incidentally shown in my work on 'Variation under Domestication,' there are two factors : namely, the nature of the organism, and the nature of tho conditions. The former seems to be much the more important ; for nearly similar variations sometimes... | |
| George Henry Lewes - 1877 - 584 pages
...established usage, is careful in several places to declare that of the two factors in Variation — the nature of the organism and the nature of the conditions — the former is by far the more important. 118 a. A still greater modification of terms must now be made. Instead... | |
| Charles Darwin - Evolution - 1882 - 494 pages
...has lately insisted, and as I have incidentally shown in my work on 'Variation under Domestication,' there are two factors : namely, the nature of the...judge, dissimilar conditions ; and, on the other hand, dissimila* variations arise under conditions which appear to be nearly uniform. The effects on the... | |
| Charles Darwin - Evolution - 1883 - 494 pages
...has lately insisted, and as I have incidentally shown in my work on 'Variation under Domestication,' there are two factors : namely, the nature of the...under conditions which appear to be nearly uniform. The effects on the offspring are either definite or indefinite. They may be considered as definite... | |
| University of Toronto - Electronic journals - 1895 - 704 pages
...or indirectly through the reproductive system. In the case of direct action there are two factors, the nature of the organism, and the nature of the conditions ; the former being the more important of the two. The effects may be definite or indefinite ; definite, when all... | |
| Charles Darwin - Science - 1896 - 408 pages
...lately insisted, and as I have incidentally shown in my work on ' Variation under Domestication,' ( there are two factors : namely, the nature of the...under conditions which appear to be nearly uniform. The effects on the offspring are either definite or indefinite. They may be considered as definite... | |
| Charles Darwin - Evolution - 1896 - 406 pages
...has lately insisted, and as I have incidentally shown in my work on ' Variation under Domestication,' there are two factors : namely, the nature of the...under conditions which appear to be nearly uniform. The effects on the offspring are either definite or indefinite. They may be considered as definite... | |
| Conway Lloyd Morgan - Psychology - 1896 - 430 pages
...artificial selection is not the result of fortuitous but rather of determinate variation. As Darwin said, " There are two factors : namely, the nature of the...conditions. The former seems to be much the more important." I am therefore disposed to believe that the factor that I have termed selective synthesis is still... | |
| Charles Darwin - Evolution - 1902 - 238 pages
...has lately insisted, and as I have incidentally shown in my work on "Variation under Domestication," there are two factors; namely, the nature of the organism,...under conditions which appear to be nearly uniform. The effects on the offspring are either definite or indefinite. They may be considered as definite... | |
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