MCQ PracticeWhat is true about viruses without exception?Subject: BiologyTopic: MicrobiologyAThey contain a core of RNABThey can infect bacteriaCThey cannot produce antibodiesDThey can multiply only in host cellsCorrect 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