正确答案: A
组织原学说
题目:根据( ),茎端由表皮原、皮层原和中柱原组成。
解析:A
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举一反三的答案和解析:
[单选题]温带的壳斗科植物以落叶的( )属为主。
栎
[单选题]
appreciated
[单选题]利用蒸馏法制备注射用水除热原是利用热原的哪种性质( )。
不挥发性
[单选题]CPeople from East Asia tend to have more difficulty than those from Europe in distinguishing facial expressions--and a new report published online in Current Biology explains why.
pay equal attention to the eyes and the mouth
[单选题]
satisfied
[单选题]The act of many people buying chocolate of Switzerland shows the role of __________.
manners
[单选题]列宁曾讲过:“我们用‘强攻’办法,即用最简单、迅速、直接的办法实行社会主义的生产和分配原则的尝试已告失败。”这里的尝试是指
十月革命
斯大林模式
新经济政策
战时共产主义政策
[单选题]It seems that living green is easy and affordable. A small step masks a big difference.
surprisingly
[单选题]面对国际金融危机对我国经济的冲击,我国政府审时度势,及时提出并实施了积极的财政政策和适度宽松的货币政策。2009年我国政府所采取的下列措施中,属于运用货币政策调控经济运行的是
扩大信贷规模和优化信贷结构 B. 提高农村低收入人口的扶贫标准