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Which of the following enzyme would be used as bleaching agents?

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Which of the following enzyme would be used as bleaching agents?

(a) Alcalase

(b) α-amylase

(c) Serine protease

(d) Cellulase

This question was posed to me during an online exam.

Question is taken from Large Scale Use of Enzyme topic in portion Large Scale Use of Enzyme in Solution of Enzyme Technology

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Right answer is (c) Serine protease

The explanation: In detergent formulations, serine protease is used as thiol protease which is used as bleaching agents. Alcalase is used in liquid preparations with slurries of enzyme in non-ionic surfactant, whereas α-amylase is used in dishwashing and destarching. Cellulase is used in washing cotton fabrics.

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