James was exposed to a pathogen when he was 10 years old and felt ill.What would most likely happen if he were exposed to the same pathogen when he is 12 years old?
Answer
A
His body would destroy the pathogen before he felt symptoms.
B
His reaction to the pathogen would be worse than the first.
C
His antibodies would decrease, since he had been exposed already.
D
New types of antibodies would be made in response to the second exposure.