Varieties and mating types in Paramecium
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Chen, Tze-Tuan
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Article
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1956
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John Wiley and Sons
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English
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Paramecium bursaria is known to include 6 varieties (Jennings, '39; Jennings and Opitz, '44; Chen, '46a). Members of any one of these 6 varieties do not, as a rule, mate with members of any of the other varieties. I n each variety animals of diverse mating types conjugate readily; animals of the sam