下列关于人体免疫的叙述正确的是 A.t淋巴细胞受抗原刺激可增殖分化为效应t细胞和记忆细胞 b.在细胞免疫中b细胞分化成效应b细胞分泌 Template




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tomski下列关于人体免疫的叙述正确的是 a.t淋巴细胞受抗原刺激可增殖分化为效应t细胞和记忆细胞 b.在细胞免疫中b细胞分化成效应b细胞分泌 coloring