Microbiology
Sereny test is used for the detection of

enteropathogenic Escherichia coli
verotoxigenic E. coli
enteroinvasive E. coli
enterotoxigenic E. coli

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Microbiology
Which of the following is true to prevent botulism from smoked fish?

All of these
Fish should be immediately frozen after packaging and kept frozen
The fish should be heated at its coolest part to at least 82°C for 30 min during or after smoking
Good sanitation should be maintained throughout production and handling

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