Adaptive immunity is sometimes also called acquired immunity. Which of the following statements provides a basis for the alternative name?
A) Activated lymphocytes produce daughter cells that are identical in specificity and function.
B) Lymphocytes of the adaptive immune system are highly specific for a single antigenic determinant.
C) To become activated, lymphocytes require exposure to the antigenic determinant for which they are specific.
D) Activated lymphocytes may persist for years in the body.
E) Lymphocytes reactive to normal body components are removed.

Question

Quizplus · Accepted Answer

Adaptive immunity is called acquired immunity because lymphocytes must first be exposed to a specific antigenic determinant to become activated, indicating that the immunity is acquired through exposure.

Adaptive Immunity Is Sometimes Also Called Acquired Immunity