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based on your observation of the pictured TSI, which tube(s) could contain salmonella or a proteus species?
1. specialized Media oLab Practical: Biochemical Tests - TSI test and H2S production (6 of 6) 15 of Part A Several specimens
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ANSWER : B .becau be tube B shows H​​​​​​2​​​​​S production.we can see the black colour formation

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