Microbiology
The media which serve(s) as enrichment media for Salmonella is/are

Tetrathionate broth
Selenite-F broth
Brilliant green tetrathionate broth
All of these

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

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

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