問題詳情
3. Which of the following is the best description for single positive T cells?
(A) Mature T helper or cytotoxic T cells.
(B) Only in the thymus.
(C) Ready to undergo positive selection.
(D) They divide rapidly before leaving the thymus.
(E) Undergo apoptosis if they leave the thymus and encounter foreign antigens.
參考答案
答案：99
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中