图1为人体激素作用于靶细胞的两种机理示意图根据所学生物学知识回答下列问题1若激素b是生长激素它由垂体细胞合成.若激素b是胰岛素如果 Template




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tomski图1为人体激素作用于靶细胞的两种机理示意图根据所学生物学知识回答下列问题1若激素b是生长激素它由垂体细胞合成.若激素b是胰岛素如果 coloring