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Which of the following disrupts the microorganisms via osmotic shock?

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in Fermentation Technology by (72.1k points)
Which of the following disrupts the microorganisms via osmotic shock?

(a) Amphoterics

(b) Biguanides

(c) Peracetic acid

(d) Chlorine

The question was posed to me in quiz.

This is a very interesting question from Microbiology in section Yeast Management & Microbiology of Fermentation Technology

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Right choice is (a) Amphoterics

For explanation: Biguanides are the sterilents which disrupt the microorganisms via osmotic shock. It is a non-oxidising cationic polymer and is typically used in a concentration of 600 mg/l. However, below the pH of 3, biguanides are not effective.

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