题目内容

M受体兴奋可引起

A.心率加快
B.支气管平滑肌松弛
C.腺体分泌减少
D.胃肠道平滑肌收缩
E.骨骼肌收缩

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现代第一座高层建筑是()。

Whichwriting method is used in the following paragraph to show Li Baoguo's hard work and great achievements?In an instruction in 2016, Xi called Li Baoguo an excellent intellectual and likened him to the "foolish old man on the Taihang Mountains," a character in a Chinese fable who relentlessly tried to remove the mountains in front of his house. Li Baoguo, who taught at Hebei Agricultural University, championed poverty alleviation through forestation. He spent more than half of his last 35 years on these efforts. He successfully afforested more than 93,000 hectares of barren mountains and helped 100,000 farmers out of poverty.

A. Citing figures
B. Comparison and contrast
Classification

下列各项中不属于企业金融资产的是()。

A.准备持有至到期的债券投资
B.公允价值不能可靠计量的股权投资
C.短期内准备出售的股票
D.不准备持有至到期的债券投资

关于转基因食品的描述不正确的是

A. 转基因是将一种人类所需要的外源基因,导入动物或植物体的细胞内,从而获得生物性状改变
B. 转基因技术实质使用基因工程或分子生物学技术,将遗传物质导入活细胞或生物体中,产生基因重组现象,并使之表达并遗传的相关技术
C. 转基因食品是指采用转基因技术开发的食品或食品添加剂
D. 转基因食品不能食用

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