問題詳情

13. Which one is involved in the innate immune response?

(A) CD8+ cytotoxic T cell

(B) CD4+ helper T cell

(C) B220+ B cell

(D) Natural killer cell

(E) Regulatory T cell

參考答案

答案:99

統計:A:0,B:0,C:0,D:0,E:0

難度:計算中