Fact 1: Populations of viruses do not grow through cell division because they are not cells.

Fact 2: Influenza viruses change constantly.

Given the two facts above, answer the question "What does not grow through cell division?" with the following options: 
- cells
 - bushes
 - eukaryotes
 - prokaryotes
 - Leptospirosis
 - bacteria
 - influenza
 - fungi


 

       influenza  