Virus 29/03/2020 an infectious agent that can only reproduce inside living host cells. The types of viruses vary in complexity but have a nucleic acid genome and protein coat Related Articles: Building your immune system with OptimAAteInnovAAte Amino Acids: Colds, Flu and Ill HealthThe thing to do to help fight infections: take amino acidsAmino acids and chronic fatigue syndromeHow does the body win against a virus?
