On the Origin of SpeciesHarvard University Press, 2003 - Всего страниц: 553 It is now generally recognized that the publication of Darwin's Origin of Species in 1859 not only decisively altered the basic concepts of biological theory but had a profound and lasting influence on social, philosophic, and religious thought. This work is rightly regarded as one of the most important books ever printed. |
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... principle of inheritance they will tend to produce offspring similarly characterised . This principle of preservation , I have called , for the sake of brevity , Natural Selection . Natural selection , on the principle of qualities ...
... principle of inheritance at corresponding ages will reproduce the organ in its reduced state at the same age , and consequently will seldom affect or reduce it in the embryo . Thus we can understand the greater relative size of ...
... principle of successive slight variations , not necessarily or generally supervening at a very early period of life ... principle of modifica- tions being inherited at corresponding ages . On this same principle - and bearing in mind ...
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VARIATION UNDER DOMESTICATION | 7 |
VARIATION UNDER NATURE | 44 |
STRUGGLE FOR EXISTENCE | 60 |
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An Introduction to Behavioural Ecology Nicholas B. Davies,John R. Krebs Недоступно для просмотра - 1993 |