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Question

The most important stimulant in tea leaves is?

ABrucine

BCaffeine

CPhenylalanine

DTheine

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Answer and explanation

Correct Answer: B: Caffeine

Explanation: The correct answer is caffeine. The most important stimulant in tea leaves is caffeine, which acts as a central nervous system stimulant. Tea also contains smaller amounts of theophylline and theobromine, which are related stimulants.

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