MCQ PracticeQuinine, the commonly used drug to treat malaria, is obtained from a plant. What part of the plant yields the drug?Subject: BiologyTopic: Economic BiologyALeavesBFruitsCRootDStem barkCorrect Answer: DPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the