DNA immunization uses a genetically modified plasmid to stimulate immunologic memory.  These vaccines are known as subunit vaccines.

Warts are the result of common viral infections caused by the herpes simplex virus. 

Cytokines are small proteins considered to be chemical messengers that allow for communication between cells of the immune system.

What is one of the major differences between a virus and a bacteria?

A loss of energy, lack of interest and pleasure in usual activities, negative self-concept, and recurrent thoughts of death and suicide are common symptoms of:  

Which group of words is most appropriate for the psychodynamic theory of Freud?

The fear that a person experiences in a phobia is:    

Which factor appears to be important in psychotherapy, regardless of the methods used?

The goal of operant conditioning is to ____, while the goal in classical conditioning is to ____.

In _____________ research results are focused on numbers and uses statistics; questions and processes are predetermined and cannot be changed during the study. This is required so that the study can be replicated.