All of the following are characteristics of an effective vaccine except:

BONUS – Leonora has been sick with influenza for 7 days and is finally feeling better. If she returns to school and then transmits this infection to her classmates, she is best described as what type of carrier?

What term would best describe the avian influenza outbreak, if it spreads from Asia to America?

Clostridium tetani causes _____ (select all that apply). 

This body region is an epithelial layer protected normal flora:

Identify the types of viral capsid.

Which viral genome is immediately ready for translation in the host cell?

All of the following are cytopathic effects from viral infections, except.

The molecular fragment on an antigen molecule that a T lymphocyte recognizes and responds to is called a/an:

____ are the most numerous white blood cell that is responsible for the clearance of pus, cellular debris, and damaged tissue after inflammation.