Why Does Orange Juice Taste Unpleasant Just After One Uses

question 67

Multiple Choice

Why does orange juice taste unpleasant just after one uses toothpaste?

• A) Toothpaste contains a chemical that changes certain taste receptors.
• B) When the teeth are clean, the acid in the orange juice irritates them.
• C) Toothpaste removes a coating that protects the tongue.
• D) Toothpaste enhances the binding of molecules to sweetness receptors.

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