問題詳情
58.tWhich of the following exposure scheme of a foreign antigen to an animal will result in the highest titer of the induced antibody?
(A)tri^ht after antigen introduction
(B)ta few days after antigen introduction
(C)ta few days after the second exposure to the same antigen
(D)ta few days after the exposure to anotiier antigen
(E)tNone of the above
參考答案
答案：C
統計：A:0,B:0,C:3,D:0,E:0
難度：計算中