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有关被动扩散的特征不正确的是

单选题
2021-09-02 00:03
A、不消耗能量
B、具有部位特异性
C、由高浓度向低浓度转运
D、不需要载体进行转运
E、转运速度与膜两侧的浓度成正比
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正确答案
B

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