Question

Which of the following statements is true regarding memory in humoral immunity? Check all that apply.

A.Memory lasts longer in humoral immunity than in cellular immunity.

B.Memory B-lymphocytes attack the antigen directly without the need to form plasma cells.

C.Memory B-lymphocytes are found mainly in the lymph nodes.

D.Plasma cells form within hours in primary exposure, creating a response so rapid that no noticeable signs of illness appear.

E.When memory B-lymphocytes attack an antigen, it is called the "primary response."