Which of the following is a difference between a primary and a secondary immune response?
A) The secondary response comes immediately after the primary response.
B) The primary response generates an allergy, which the body uses in the secondary response.
C) The secondary response involves memory cells, the primary does not.
D) The primary response involves immunological memory whereas the secondary response does not.

Question

Quizplus · Accepted Answer

The secondary response involves memory cells, which are able to recognize and respond more quickly to a previously encountered antigen. The primary response does not involve memory cells because it is the first time the immune system encounters the antigen.

Which of the Following Is a Difference Between a Primary