The New Encyclopaedia Britannica: Macropaedia: knowledge in depth. 19 vEncyclopaedia Britannica, Incorporated, 1981 - Encyclopedias and dictionaries |
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Page 434
... body temperatures , a large number undergo periodic raising or lowering of their temperature . Many of the vespertilionids and rhinolophids and a few molos- sids drop their body temperature to ambient temperature shortly after coming to ...
... body temperatures , a large number undergo periodic raising or lowering of their temperature . Many of the vespertilionids and rhinolophids and a few molos- sids drop their body temperature to ambient temperature shortly after coming to ...
Page 438
... body is fusiform , the fins well developed , and the tail heterocercal . The elongated , paddle - shaped snout , which is composed entirely of cartilage , is one - third to one - half the total body length . The skin is smooth , except ...
... body is fusiform , the fins well developed , and the tail heterocercal . The elongated , paddle - shaped snout , which is composed entirely of cartilage , is one - third to one - half the total body length . The skin is smooth , except ...
Page 621
... body muscles . In the roundworms ( nematodes ) there is an extensive body cavity , the pseudocoel , which is not regarded as a true coelom since it forms by the breakdown of part of the mesoderm late in embryonic development . It is not ...
... body muscles . In the roundworms ( nematodes ) there is an extensive body cavity , the pseudocoel , which is not regarded as a true coelom since it forms by the breakdown of part of the mesoderm late in embryonic development . It is not ...
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acid activity administration ammonia army atomic orbitals became benzene bonds Buddhist called carbon atoms cells central centre Ceylon Ch'in Chaetognatha Charadriiformes Charles Chaucer chemical bond chemical reactions chemistry chemoreception Chess Chicago children's literature Chile China Chinese chloride Chou common complex compounds covalent covalent bonds cultural disease drugs dynasty early economic electrons elements emperor energy example fluorine groups hydrogen important increased industry insects involved ions isotopes king known land large number Lo-yang major mass materials ment metal methods molecular molecules nitrogen northern nuclei occur officials orbitals organic oxide oxygen party percent period political population provinces quartets reactants receptors region reign result river separation Shang shell Sinhalese social sodium sodium chloride solution southern species structure substances sulfonamide sulfur sulfuric acid Szechwan T'ang Taoist temperature tion Tsung turtles Yangtze