下图是植物根从土壤中吸收某矿质离子示意图根据判断该离子跨膜进入根毛细胞的方式为 A.自由扩散 B.协助扩散 C.主动运输 D.被动运输 Template




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tomski下图是植物根从土壤中吸收某矿质离子示意图根据判断该离子跨膜进入根毛细胞的方式为 a.自由扩散 b.协助扩散 coloring