如图表示一个神经细胞内外不同离子的相对浓度离子的浓度差能保持相对稳定下列描述正确的是 Ak 通过主动转运从细胞外进入细胞内维持浓度 Template




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tomski如图表示一个神经细胞内外不同离子的相对浓度离子的浓度差能保持相对稳定下列描述正确的是 ak 通过主动转运从细胞外进入细胞内维持浓度 coloring