图1是植物从土壤中吸收某矿物质离子示意图据图判断该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 Template




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tomski图1是植物从土壤中吸收某矿物质离子示意图据图判断该离子跨膜进入根毛细胞的方式为 a 自由扩散 coloring