The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 450
... biological species that has resulted from a synthesis of genetics , systematics , and ecology . Major concepts of the species . The typological species . Linnaeus and other early naturalists , who assumed that species are invariable in ...
... biological species that has resulted from a synthesis of genetics , systematics , and ecology . Major concepts of the species . The typological species . Linnaeus and other early naturalists , who assumed that species are invariable in ...
Page 451
... biological species . Differences in time of flowering , in mating calls , or in soil requirement might prohibit or greatly restrict interbreeding . Generally then , the biologi- cal species concept has been extended to allopatric popu ...
... biological species . Differences in time of flowering , in mating calls , or in soil requirement might prohibit or greatly restrict interbreeding . Generally then , the biologi- cal species concept has been extended to allopatric popu ...
Page 493
... biological evo- lution , and himself coined the phrase " survival of the fittest " ( Principles of Biology [ 1864 ] , vol . 1 , p . 444 ) . He did not , however , posit any of these causes as ultimate principles of evolution . In his ...
... biological evo- lution , and himself coined the phrase " survival of the fittest " ( Principles of Biology [ 1864 ] , vol . 1 , p . 444 ) . He did not , however , posit any of these causes as ultimate principles of evolution . In his ...
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19th century acoustic African agricultural America Angola animals architecture Asian Bolivia Brazil British Buddha Buddhist Burma Burmese Cambodia Cape carved central centre Chinese classical coast Colombia colonial court culture dance drama early east eastern economic European example figures forest frequency groups hertz Hindu images important India Indonesia industrial influence instruments Javanese Khmer king kingdom labour land language literature major ment metres mountain movement Mughal Muslim nāga northern organization painting Pāli pattern percent performance period Peru plays poets political population Portuguese produced rāga Rāmāyaṇa range recording region religious republics river Sanskrit sculpture shrines social sonata sonata form sound waves South Africa South Indian Southeast Asia southern sovereignty Soviet śrutis structure stupa style Tamil temple territory Thailand theatre tion tones trade tradition tribes ture urban Urdu velocity vibrations Vietnam village wayang West Western yakṣa