细胞膜既能保证细胞吸收所需的物质又能排出细胞内的有害物质这种特性叫 A.流动性b.选择透过性c.半透性d.保护性——青夏教育精英家教�—— Template




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tomski细胞膜既能保证细胞吸收所需的物质又能排出细胞内的有害物质这种特性叫 a.流动性b.选择透过性c.半透性d.保护性——青夏教育精英家教�—— coloring