生长素的主要作用是促进细胞纵�伸长其作用机理如图1所示请回答下列问题1生长素作用的第一步是与细胞膜上的受体结合形成“激素 受体复合 Template




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tomski生长素的主要作用是促进细胞纵�伸长其作用机理如图1所示请回答下列问题1生长素作用的第一步是与细胞膜上的受体结合形成“激素 受体复合 coloring