Adaptive Immunity Is Sometimes Also Called Acquired Immunity

question 3

Multiple Choice

Adaptive immunity is sometimes also called acquired immunity.Which of the following statements provides a basis for the alternative name?

• A) Lymphocytes of the adaptive immune system are highly specific for a single antigenic determinant.
• B) Activated lymphocytes produce daughter cells that are identical in specificity and function.
• 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.