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Gaokao Biology Practice Question

下列关于植物生长素的叙述,错误的是

  1. A.植物幼嫩叶片中的色氨酸可转变为生长素
  2. B.成熟茎韧皮部中的生长素可以进行非极性运输
  3. C.幼嫩细胞和成熟细胞对生长素的敏感程度相同
  4. D.豌豆幼苗切段中乙烯的合成受生长素浓度的影响

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