No abstract available
MeSH terms
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Cell Division
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Conjugation, Genetic
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Crosses, Genetic
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Drug Resistance, Microbial*
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Erythromycin / pharmacology*
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Genotype
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Microscopy, Electron
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Mitochondria / physiology*
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Mutation
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Paramecium / cytology
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Paramecium / drug effects*
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Selection, Genetic
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Time Factors
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Transformation, Genetic