下列关于植物激素调节的叙述正确的是 A.植物茎尖的细胞可利用色氨酸合成生长素b.根尖分生区细胞数目的增多主要是由赤霉素调节的c.温室种植 Template




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tomski下列关于植物激素调节的叙述正确的是 a.植物茎尖的细胞可利用色氨酸合成生长素b.根尖分生区细胞数目的增多主要是由赤霉素调节的c.温室种植 coloring