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EDTA removes the ions that lactase needs to function as an enzyme. If enough EDTA is added, lactase will no longer have any of it's ion cofactors to aid in the break down of lactose.

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12y ago
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5mo ago

EDTA can inhibit lactase activity by chelating metal ions that are cofactors necessary for the enzyme's catalytic function. This can result in a decrease in lactose hydrolysis efficiency.

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Q: What effect does EDTA have when added to a lactase meditated reaction?
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