Fill in the blank: Pandemic outbreaks of influenza are the result of _______________.

True/False: Viruses are totally dependent on a host cell for replication.

Fill in the blank: Indirect contact transmission does not include__________.

Fill in the blank: Bacterial toxins, such as endotoxins, can act as ______________, inducing a fever

Fill in the blank: Bacteria can have intrinsic resistance to an antimicrobial drug or can aquire resistance through mutation or ______________________________.

Fill in the blank: The ___________ is the site of T cell maturation

True/False: Antimicrobials in animal feeds can select for resistant bacteria in animal GI tract. This can lead to resistant microbes being spread in manure.

Fill in the blank: A _____________ is a signaling proteins that allows cells to communicate with each other, leading to the initiation and coordination of immune responses.

Match the description with the correct white blood cell (WBC): A WBC that matures into a macrophage.

Match the description with the correct lymphocyte: Indirectly destroys extracellular pathogens by releasing cytokines to stimulate other leukocytes.