根尖由四部分组成,其中与根生长有关的是(     )A.根冠、分

根尖由四部分组成,其中与根生长有关的是(     )
A.根冠、分生区、伸长区和成熟区B.分生区和成熟区
C.伸长区和成熟区D.分生区和伸长区

答案

D解析:

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