The commercial blood glucose biosensor uses which of the following enzymes?

Glucokinase

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Glucose oxidase

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Phosphofructokinase

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Glycosidases

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Solution

The correct option is B Glucose oxidase
Glucose oxidase is widely used for the determination of free glucose in body fluids and in the food industry. It also has many applications and typically enzyme assays for biochemistry including biosensors.
So, the correct answer is 'Glucose oxidase'

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