根据植物体的结构层次，填写下表．-生物

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• 写出植物体的结构层次：细胞→______→______→植物体．-生物
• 一棵树的基本组成单位是[]A．细胞B．细胞群C．组织D．器官-七年级生物
• 一株白菜就是一个植物体，白菜苗的结构层次可以描述为[]A．分生组织→营养组织→输导组织→保护组织→白菜苗B．各种组织→白菜苗C．细胞→组织→器官→白菜苗D．细胞→组织→器官→系统→白菜-七年级生物
• 把下列结构按由小到大的结构层次排列，正确的是（）A．组织→细胞→器官→系统→人体B．器官→细胞→组织→植物体C．基因→染色体→DNA→细胞核→细胞D．基因→DNA→染色体→细胞核→细胞-生物
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• 以下哪项能正确表达出植物体的结构层次？（）A．细胞-组织-器官-系统-植物体B．器官-组织-细胞-植物体C．组织-器官-细胞-植物体D．细胞-组织-器官-植物体-生物
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