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Gaokao Biology Practice Question

免疫接种是预防传染病的重要措施。某种传染病疫苗的接种需在一定时期内间隔注射 多次。下列叙述正确的是

  1. A.促进机体积累更多数量的疫苗, 属于被动免疫
  2. B.促进机体产生更多种类的淋巴细胞, 属于被动免疫
  3. C.促进致敏 B 细胞克隆分化出更多数量的记忆细胞, 属于主动免疫
  4. D.促进浆细胞分泌出更多抗体以识别并结合抗原-MHC 复合体, 属于主动免疫

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