CAPE Biology Unit 2 · 2014 · Paper 1 · Question Q36
Which of the following is a possible response of the immune system to an invading pathogen?
- (A)T-lymphocytes produce antibodies.
- (B)B-lymphocytes produce antigens.
- (C)T-lymphocytes become activated.
- (D)B-lymphocytes phagocytose the pathogen.
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