Multiple choice

Autoantigen selection of responding B-cells is indicated by which of the following?

  1. Germ line configuration of the antibody

  2. High affinity of antibody

  3. Expression of a public idiotype

  4. A monoclonal antibody response

  5. A response to many different autoantigens

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The mutation of the antibody variable region genes in B-cells in the germinal centre produces a range of antibody affinities, and those B-cells bearing higher affinity antibody will be favourably selected for further stimulation by antigen.