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The killer yeasts produce _____________

(a) Endotoxins

(b) Exotoxins

(c) Neurotoxins

(d) Enterotoxins

I got this question in an internship interview.

The origin of the question is Microbiology topic in chapter Yeast Management & Microbiology of Fermentation Technology

1 Answer

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by (424k points)
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Best answer
The correct choice is (b) Exotoxins

The explanation is: The killer yeasts produce exotoxins or ‘zymocins’ (to which they are immune) that kill the susceptible cells belonging to the same species. The Saccharomyces killer yeasts have been identified and best understood.

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