Viruses are not cells, and viruses Viruses are the smallest agents of disease. Given these facts, what are not cells among the following options:
- Something coming from a gland
 - remains of prehistoric life
 - smallest agents of disease
 - an infected needle
 - an area swollen with pus
 - They may not survive.
 - Leptospirosis
 - microorganisms


 

   smallest agents of disease      