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Gaokao Biology Practice Question

2.( 6分)下列有关物质跨膜运输的叙述,正确的是( )

  1. A.巨噬细胞摄入病原体的过程属于协助扩散
  2. B.固醇类激素进入靶细胞的过程属于主动运输
  3. C.神经细胞受到刺激时产生的 Na+内流属于被动运输
  4. D.护肤品中的甘油进入皮肤细胞的过程属于主动运输

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