...Correlation of Growth. — I mean by this expression that the whole organisation is so tied together during its growth and development, that when slight...through natural selection, other parts become modified. This is a very important subject, most imperfectly understood. The most obvious case is, that modifications...

...Correlation of Growth. — I mean by this expression that the whole organisation is so tied together during its growth and development, that when slight...through natural selection, other parts become modified. This is a very important subject, most imperfectly understood. The most obvious case is, that modifications^accumulated...

...organisation is so tied together during its growth and development, that when slight variations in any cue part occur, and are accumulated through natural selection, other parts become modified. This is a very important subject, most imperfectly understood, and no doubt wholly different classes...

...variations. In the Origin of Species, p. 114, he says:— The -whole organisation is so tied together during its growth and development, that when slight...through natural selection, other parts become modified. And a parallel statement contained in Animals and Plants under Domestication, vol. ii. p. 320, runs...

...occasionally considerable, effect upon the organism itself. For the whole organization is so tied together during its growth and development that when slight variations in any one part occur — and these variations are accumulated through natural selection, for, says Darwin, " Natural selection acts...

...occasionally considerable, effect upon the organism itself. For the whole organization is so tied together during its growth and development that when slight variations in any one part occur — and these variations are accumulated through natural selection, for, says Darwin, " Natural selection acts...

...variations. In the Origin of Species, p. 114, he says : " The whole organization is BO tied together during its growth and development, that when slight variations in any one part occnr, and are accumulated through natural selection, other parts become modified." And a parallel...

...variations. In the Origin of Species, p. 114, he says — " The whole organization is so tied together during its growth and development, that when slight...through natural selection, other parts become modified." And a parallel statement contained in Animals and Plants under Domestication, vol. ii, p. 320, runs...

...structure are not limited to one part, the whole organisation being, in Darwin's words, ' so tied together during its growth and development, that when slight...through natural selection, other parts become modified.' Take, for example, the growth of the deer's antlers, which in some species attain a weight of seventy...

...development rather than on their final form. ' The whole organization,' says Darwin, ' is so tied together during its growth and development, that when slight...accumulated through natural selection, other parts become modified.'1 Some of these modifications might fairly be regarded as included in the original variation...