Why are antibiotics not used to treat viral infections?

Antibiotics target a variety of sites on bacteria (disruption DNA or cell wall or protein synthesis). These are not found in viruses - viruses lack cell walls, ribosomes or cell membranes.Antibiotics would not be able to reach a virus once it has infected a cell and is within it.

KL

Related Biology A Level answers

All answers ▸

Why are some DNA mutations sometimes not dangerous, and which type of mutations are these likely to be?


Outline the "Sliding Filament Theory" of muscle contraction.


What makes DNA molecules so stable?


Albumin (a globular protein) is a solute found in blood plasma. In liver disease, people cannot produce sufficient amounts of albumin. Describe and explain how this change would affect red blood cells.