answersLogoWhite

0


Best Answer

The flu virus is pervasive in that it is a common virus which is spread from person to person generally in the cold months. There are several sub-categories of the flu virus, and the flu shot will usually contain 2 or three of these variations annually.

User Avatar

Wiki User

11y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How is the flu virus pervasive?
Write your answer...
Submit
Still have questions?
magnify glass
imp