Non-reducing sugar is:

maltose.

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sucrose.

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lactose.

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None of these.

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Solution

The correct option is B sucrose.
Sucrose is a non-reducing sugar due to the absence of a free aldehyde/ketone group whereas maltose and lactose are both reducing sugars

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Non-reducing sugar is:

The correct option is B sucrose.Sucrose is a non-reducing sugar due to the absence of a free aldehyde/ketone group whereas maltose and lactose are both reducing sugars

The correct option is B sucrose.
Sucrose is a non-reducing sugar due to the absence of a free aldehyde/ketone group whereas maltose and lactose are both reducing sugars