Immunology

Pathogens engulfed by cells from immune system.

Antigens removed from pathogen.

Antigen presenting cells

Correct T killer cells and T helper cells.

B cells activated

Clonal selection- only right B and T cells selected.

B cells

Clonal expansion- Plasma cells.

Plasma make antibodies.

Memory cells

T cells

Killer cells- kill teh infected cells.

Helper cells- produce…