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Gaokao Biology Practice Question

关于细胞膜结构和功能叙述, 错误的是

  1. A.脂质和蛋白质是组成细胞膜的主要物质
  2. B.当细胞衰老时, 其细胞膜的通透性会发生改变
  3. C.甘油是极性分子, 所以不能以自由扩散的方式通过细胞膜
  4. D.细胞产生的激素与靶细胞膜上相应受体的结合可实现细胞间的信息传递

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