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

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

True/False: Taking antimicrobial drugs presents a selective pressure that will increase the prevalence of resistant strains.

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

Fill in the blanks: ________ predict what happens, while ________ explain how and why something occurs.

Fill in the blank: An antigen from a/an _________ pathogen would most likely bind to MHC II.

Fill in the blank: If a superbug is resistant to an antibiotic due to horizontal gene transfer, the microbe is said to have ____________________________.

Many Candida species can only cause diseases in a weakened host. What would you define these Candida species as?

The technique of vaccination as developed by Jenner was an improvement over variolation because…

A major factor in the re-emergence of vaccine-preventable diseases in the early 21st century has been…