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.
Correct Answer:
Verified
Correct Answer:
Verified
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