Biology for IGCSE & O level - Biological Molecules (Section 3 - No. 48)
What would be the color change observed during a positive test for a reducing sugar using Benedict's reagent?
Blue to green to yellow to orange/red
Blue to black
Purple to violet
No color change
Explanation
Reducing sugars cause Benedict's reagent to change color from blue through green and yellow to orange or red depending on the amount of reducing sugar present.
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