Open QuestionAn anesthesia technician is advised that she should be vaccinated against hepatitis B, which is caused by a virus. She is given one injection and is told to come back for a second injection in a month and a third injection after 6 months. Why is this series of injections necessary?
Open QuestionWhich of the following is not a role of TH cells?a. Stimulation of macrophagesb. Activation of naïve TC cellsc. Stimulation of naïve B cellsd. Stimulation of clonal selection
Open QuestionThe specificity of an antibody is determined by the (a) fixed segment, (b) antigenic determinants, (c) variable region, (d) size of the antibody, (e) antibody class.