Place Koch’s postulates in the correct order:  1: Agent must be isolated and grown in pure culture 2: Same agent should be found in the diseased experimental host. 3: Suspected agent must be present in every case of the disease.  4: The cultured agent must cause the disease when it is inoculated into a healthy, susceptible experimental host. 

After scientists identify an effective antimicrobial agents, they quantitatively express its potency as _________. 

Which pathogen is responsible for lock jaw?

What viral family contains smallpox? 

What secondary infection can chicken pox manifest in older adults after viral reactivation? 

Koplik’s spots are oral lesions are associated with ___________. 

The tapeworm attachment organ is a _________. 

Dermatophytes commonly cause

The normal white blood cell count is

Which of the following gene interactions involves a blending of both alleles showing an intermediate between the two alleles?