A food technologist adds lemon juice to purple cabbage extract and observes a red color change. When baking soda is added, the color turns greenish-blue. Which of the following explains this behavior?

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Physics · Food Chemistry - Natural Pigments and Indicators

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Anthocyanins acting as pH indicators with structural changes

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Anthocyanins acting as pH indicators with structural changes

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