"viruses"的搜索结果

highly specific to b anthracis these gamma phage viruses ie bacteriophages attacked the b anthracis bacteria

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the flu is a contagious respiratory illness caused by influenza viruses

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ebola pathogen is a member of the filoviridae family of rna viruses

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noroviruses are a group of viruses that cause the stomach flu or gastroenteritis

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transmission electron micrograph of a tissue section containing variola viruses

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