The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 127
... animals living in the absence of living micro - organisms . Concepts equivalent to germfree , including axenic and sterile , are included in the word gnotobiotic ( the g is silent ) , which is derived Definition from a Greek word ...
... animals living in the absence of living micro - organisms . Concepts equivalent to germfree , including axenic and sterile , are included in the word gnotobiotic ( the g is silent ) , which is derived Definition from a Greek word ...
Page 129
... animal becomes an experimental base , or control animal ; animals containing micro - organisms are in a more complex experimental condition . METHODS Isolation . Physical methods of isolating a desired or- ganism from a group of micro ...
... animal becomes an experimental base , or control animal ; animals containing micro - organisms are in a more complex experimental condition . METHODS Isolation . Physical methods of isolating a desired or- ganism from a group of micro ...
Page 130
... animals can be questioned since radiation is known to activate viruses in all germfree mice and in some strains of germfree rats . Oral inoculation of germfree animals with one or more pure cultures of micro - organisms is used to study ...
... animals can be questioned since radiation is known to activate viruses in all germfree mice and in some strains of germfree rats . Oral inoculation of germfree animals with one or more pure cultures of micro - organisms is used to study ...
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animals army Austria basins Bavaria became Berlin BIBLIOGRAPHY British central centre century Christian church cities clubs colour cultural Democrats deposits dialects early East eastern economic El Greco elected electors Emperor empire English especially Europe Federal force France Frederick French Frisian German Germany's germfree geyser Ghana glacial glacier glass Gnostic Goethe gold golf grammar grasslands gravitational graywackes Greece Greek Habsburg Icelandic imperial important industry island Italy king Lake land language later major mass ment metres modern mountain Netherlandic Old Frisian Old Norse painting Party percent period player Pleistocene political population princes produced Proto-Germanic Proto-Indo-European Prussia reform regions Reich Republic Rhine River rock Roman savanna Saxony social soil sources Soviet surface temperature territorial tion traditional trans U.S. Open United valley vowels West Germany western