Which is correct about primary and secondary immune responses?
A) The primary immune response occurs first.
B) The primary immune response is slower.
C) Both respond to foreign antigens.
D) Both are responses of adaptive immunity.
E) All answers are correct.

Question

Quizplus · Accepted Answer

Primary and secondary responses are both adaptive, but the primary response occurs on first exposure to a pathogen and is slower.

Which Is Correct About Primary and Secondary Immune Responses