正确答案: A

根尖能够产生细胞分裂素 脱落酸能抑制马铃薯发芽 生长素的化学本质是蛋白质 赤霉素施用过多可引起水稻植株疯长

题目：下列关于植物激素的叙述，错误的是

解析：C

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学习资料的答案和解析：

[单选题]—How about your journey to Mount Emei ?—Everything was wonderful except that our car _________ twice on the way .

broke down

[单选题]It can be interred that without gravity .

trees and buildings would not so easily fly off

[单选题]What is an advantage of the buildings meeting the Green Communities Standards?

Lower running costs.

[单选题]46___________

sigms

[单选题]卵细胞具有高度的极性。( )

正确

[多选题]在绿藻门的下述特征中，( )与高等植物特征相同。

叶绿素a和b

尾鞭型鞭毛

光合产物为真淀粉

解析：ABD