GRE Subject Test: Biology › Understanding Immunological Processes
If a person has an A blood type, which of the following statements is true?
The person makes B antibodies
The person can be given type B blood
The person cannot be given type O blood
The person makes A antibodies
Which of the following statements is true?
Naive B cells need more than one signal to become activated towards a specific antigen.
Healthy individuals do not have any B cells that are reactive against self-antigen.
In the prevention of autoimmunity, T cell tolerance is more critical than B cell tolerance against self-nuclear antigens.
Female sex hormones do not play an important role in the pathogenesis of autoimmune disease.
The elimination of autoreactive lymphocytes during central tolerance is more important in the prevention of autoimmunity than peripheral tolerance.
Which is not a function of B cells?
Secretion of extracellular traps
Antibody production
Presentation of antigen to T cells
Cytokine and chemokine production
Ability to form memory cells