Antigen-antibody complex
Question1
Activation of the classical pathway begins with:
Antigen-antibody complex
membrane attack complex
enzymes
target cell; opsonin; immune complexes
Question 2
Where are antibodies produced?
Helper T lymphocytes
Thymus gland
Plasma cells
Bone marrow
Question 3
What is the role of natural killer (NK) cells?
Elimination of malignant cells
Binding tightly to antigens