The Physical Basis of SocietyD.Appleton, 1928 - 526 من الصفحات |
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الصفحة 26
... Early Cenozoic or Oligocene and Miocene time : rise of higher mammals Mesozoic Era . Age of Reptilian Dominance Cretaceous period : rise of archaic or primitive mammals Comanchian period : rise of flowering plants and higher insects ...
... Early Cenozoic or Oligocene and Miocene time : rise of higher mammals Mesozoic Era . Age of Reptilian Dominance Cretaceous period : rise of archaic or primitive mammals Comanchian period : rise of flowering plants and higher insects ...
الصفحة 34
... early morning . If attacked by fever the temperature rises , and if it reaches 105 ° we know that the patient is in a dan- gerous condition and the same is true if the temperature falls to 93 ° . Changes in bodily temperature probably ...
... early morning . If attacked by fever the temperature rises , and if it reaches 105 ° we know that the patient is in a dan- gerous condition and the same is true if the temperature falls to 93 ° . Changes in bodily temperature probably ...
الصفحة 55
... earliest fruit for similar reasons . Let us take one last glance at these cosmic factors . The air contains an enormous amount of dust of many sorts . Much of this will find its way to earth anyhow , but the wash- ing of the air by the ...
... earliest fruit for similar reasons . Let us take one last glance at these cosmic factors . The air contains an enormous amount of dust of many sorts . Much of this will find its way to earth anyhow , but the wash- ing of the air by the ...
الصفحة 62
... early migrations are legends rather than history . Tradition aside , the little evi- dence we have points to Asia as the original home site of man and as the center of mammalian distribution as well . Even to - day one - half of the ...
... early migrations are legends rather than history . Tradition aside , the little evi- dence we have points to Asia as the original home site of man and as the center of mammalian distribution as well . Even to - day one - half of the ...
الصفحة 65
... early as 1783 , and whose climate is called bad , was visited in 1922 by Elkington , who reported " no obvious evi- dence of physical degeneration . " " There is nothing in the available history of these people to show that a tropical ...
... early as 1783 , and whose climate is called bad , was visited in 1922 by Elkington , who reported " no obvious evi- dence of physical degeneration . " " There is nothing in the available history of these people to show that a tropical ...
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acres Africa America appears areas Asia atoms average bacteria believe birds body carbon carbon dioxide cause cent century cephalic index changes characters chromosomes civilization climate color common copper crops cultivated culture danger Darwin death rate destroy disease domestic early earth eggs environment Europe European evidence fact feeble-minded females fish forms germ cells given heredity human Ibid important increase Indians individual inheritance insane insects iron killed known land later light living male man's marriage metals miles natural selection nature Negro neolithic organisms ovum oxygen Pará rubber tree parasites physical population possible pounds present problems produced R. S. LULL race seeds seems social South South America species square mile supply T. H. MORGAN temperature things thousand tion to-day trees tropics types United wild woman women