下列说法中正确的是 A.吞噬细胞只在非特异性免疫中起作用 b.淋巴细胞不接受抗原刺激也能形成效应细胞 C.只要接触到一次某抗原记忆 Template




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tomski下列说法中正确的是 a.吞噬细胞只在非特异性免疫中起作用 b.淋巴细胞不接受抗原刺激也能形成效应细胞 coloring