At which alkaline pH level does amylase lose its functional structure due to denaturation?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Biology Mcqsbiology-mcqs
Published
19 Aug 2021
Last updated
28 May 2026

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Explanation

Amylase enzyme becomes denatured and loses its activity when exposed to an alkaline environment of pH 9, as this pH disrupts its three-dimensional structure.

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