Trimethylxanthine is a chemical name of a stimulant which is found in tea and coffee. What is the popular name? [A] Thein[B] Caffeine[C] Theobromine[D] TheophyllineShow AnswerCorrect Answer: B [Caffeine]Advertisement Kindly help us to keep GKToday updated and error free. Use this form to report error or outdated information in questions. We shall rectify asap...
