与"virulent-avirulent variation"相近的词条

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• virulence test
• virulency
• virulent
• virulent antigen
• virulent-avirulent transformation
• virulent-avirulent variation
• virulent bacteria
• virulent bacteriophage
• virulent bubo
• virulent canine distemper virus
• virulent contagious disease
• virulent fire
• virulent gene
• virulent heat pathogen
• virulent infection
• virulent live vaccine

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