An Introduction to the Study of Social Evolution: The Prehistoric PeriodCentury, 1915 - 306 من الصفحات |
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الصفحة viii
... tion The laws of communication - -The crowd - Condi- tions of suggestibility - The laws of imitation Imitation spreads in geometrical progression - Contra imitation - Imitation spreads from above to below- Imitation is refracted by its ...
... tion The laws of communication - -The crowd - Condi- tions of suggestibility - The laws of imitation Imitation spreads in geometrical progression - Contra imitation - Imitation spreads from above to below- Imitation is refracted by its ...
الصفحة 6
... tion have disclosed that there are two different types of variation . The first , is known as fluctuating or continu- ous variation ; in which the divergence from the parental character is relatively slight . The second , is known as ...
... tion have disclosed that there are two different types of variation . The first , is known as fluctuating or continu- ous variation ; in which the divergence from the parental character is relatively slight . The second , is known as ...
الصفحة 11
... tion of stability or average condi- tion about which there will be fluctuation . In the present state of our knowl- edge of variations we are unable to say dogmatically whether species B have arisen by the slow accumu- lated adjustments ...
... tion of stability or average condi- tion about which there will be fluctuation . In the present state of our knowl- edge of variations we are unable to say dogmatically whether species B have arisen by the slow accumu- lated adjustments ...
الصفحة 25
... tion , " slowly but continuously makes the various species of plants and animals better suited to the conditions of their life . What the skill of Luther Burbank has ac- complished in the course of a few generations , Nature takes years ...
... tion , " slowly but continuously makes the various species of plants and animals better suited to the conditions of their life . What the skill of Luther Burbank has ac- complished in the course of a few generations , Nature takes years ...
الصفحة 34
... tion in a somatic cell of the parent could , therefore , cause a corresponding modification in the soma of the child ; because the soma of the child is descended from the parental germ cells . In the case of the athlete the en- larged ...
... tion in a somatic cell of the parent could , therefore , cause a corresponding modification in the soma of the child ; because the soma of the child is descended from the parental germ cells . In the case of the athlete the en- larged ...
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Acheulian ancestors ancient apes Asia Aurignacian average become Birkner blond Boas body bone Brehon laws cave ceremonies changes character civilization clan climate color culture custom Darwin descent Diagram Diluviale Mensch environment Epoch Europe evidence evolution favorable FIGURE Flint Implements Forrer germ cells Giddings glacial habit hair heredity human Ibid imitation important Indians individual influence inherited Keane living lower Lower Paleolithic Magdalenian marriage Mensch in Europa Metcalf metronymic Mind of Primitive modification Mousterian muscles natural selection Neanderthal Neolithic offspring organization origin parents phratries Pithecanthropus Erectus population possess prehistoric produce Professor Quaternary Races of Europe racial regions savage skull slave social society Sociology soma species spirit spotted chickens stage stature stone age Stone Implements survive tend theory tion totem tradition transition tribal tribes Tylor Upper Paleolithic Urgeschichte des Europäers usages variations White race