The Physical Basis of SocietyD.Appleton, 1928 - 526 من الصفحات |
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الصفحة 4
... thousand years . The ideas of the revolution of the earth on its axis and of the rotation of the planets about the sun were revived by the Polish priest and physician , Copernicus ( 1473-1543 ) . About 1600 , the telescope was invented ...
... thousand years . The ideas of the revolution of the earth on its axis and of the rotation of the planets about the sun were revived by the Polish priest and physician , Copernicus ( 1473-1543 ) . About 1600 , the telescope was invented ...
الصفحة 11
... thousand years , regardless of ex- ternal conditions , with the release of tremendous energy . If the ninety - two elements are arranged in tabular form based on atomic weights , we have what is called the Periodic Table and some ...
... thousand years , regardless of ex- ternal conditions , with the release of tremendous energy . If the ninety - two elements are arranged in tabular form based on atomic weights , we have what is called the Periodic Table and some ...
الصفحة 30
... thousands of atoms uniting . This increased complexity attracts our attention . At once the question rises in our minds as to when , where , and how , such a combination into living forms took place . To this question no positive answer ...
... thousands of atoms uniting . This increased complexity attracts our attention . At once the question rises in our minds as to when , where , and how , such a combination into living forms took place . To this question no positive answer ...
الصفحة 33
... thousands . Protein is an absolutely essential constituent of pro- toplasm , which in its turn is the primary building material of all organisms of whatever sort , whether plant or animal . Other organic compounds , in addition to the ...
... thousands . Protein is an absolutely essential constituent of pro- toplasm , which in its turn is the primary building material of all organisms of whatever sort , whether plant or animal . Other organic compounds , in addition to the ...
الصفحة 36
... thousand are known . Many of them are simple , like carbonic acid ; others are so complex that a line would be required to write the formula . This element is peculiar in that it has the power of uniting with itself , as well as with ...
... thousand are known . Many of them are simple , like carbonic acid ; others are so complex that a line would be required to write the formula . This element is peculiar in that it has the power of uniting with itself , as well as with ...
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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