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【单选题】
已有研究表明,在无机盐缺乏的环境中,植物根尖会产生更多的根毛。科学家以拟作为研究材料,进行了相关实验,结果如下图,下列有关说法不正确的是 注:茉莉酸甲酯是植物代谢产生的一种化学物质
A.
茉莉酸甲酯对植物的生命活动起调节作用
B.
结果表明，乙烯可促进根毛产生
C.
结果表明，乙烯的作用依赖于茉莉酸甲酯
D.
在无机盐缺乏的环境中，植物产生更多的根毛以适应环境
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【单选题】Geography is the study of the relationship between people and the land. Geographers compare and contrast【C1】______ places on the earth. But they also【C2】______ beyond the individual places and conside...
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相关题目：
【简答题】运动传导路是大脑皮质至躯体运动________的神经联系,分为________和________两部分。
查看完整题目与答案
【判断题】加深型学术论文主要表现在对前人已研究过的课题的开掘和加深上,因此不具备独创性。这种说法是否正确:
A.
正确
B.
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查看完整题目与答案
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A.
新入院的病人
B.
危重病人
C.
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D.
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E.
出院的病人
查看完整题目与答案
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A.
迁床患者
B.
危重患者
C.
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D.
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E.
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A.
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B.
that
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查看完整题目与答案