How does the presentation of a virus antigen by a macrophage lead to antibody production against the antigen?
T helper cells recognise and bind to the antigen and become activated. The activated T helper cell stimulate B cells to form plasma cells that produce and release antibodies that are specific to the viral antigen.
PP
Related Biology A Level answers
All answers ▸What are the two types of immune system?
Describe the process of phagocytosis and how antigen presentation leads to antibody production (9 marks)
How does DNA replication take place?
Explain how the proteins troponin, tropomyosin, actin and myosin regulate muscle contraction.