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【单选题】
酶催化作用所必需的基团是指
A.
维持酶一级结构所必需的基团
B.
位于活性中心内、维持酶活性所必需的基团
C.
酶的亚基结合所必需的基团
D.
维持酶分子四级结构所必需的基团
E.
维持辅酶与酶蛋白结合所必需的基团
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参考答案：
举一反三
【多选题】中国人民银行为执行货币政策，可以运用的货币政策工具包括( )
A.
要求银行业金融机构按照规定的比例交存存款准备金
B.
确定中央银行基准利率
C.
为在中国人民银行开立账户的银行业金融机构办理再贴现
D.
向商业银行提供贷款
E.
在公开市场上买卖国债、其他政府债券和金融债券及外汇
查看完整题目与答案
【多选题】中国人民银行为执行货币政策，可以运用下列货币政策工具，包括()
A.
要求银行业金融机构按照规定的比例交存存款准备金
B.
为在中国人民银行开立账户的非银行金融机构办理再贴现
C.
确定中央银行基准利率
D.
在公开市场上买卖国债、其他政府债券和金融债券及外汇
查看完整题目与答案
【单选题】Where and when was the first McDonald’s built? It was built in in .
A.
Downey, California 1953
B.
Disney, California 1954
查看完整题目与答案
【判断题】A new car produced in 2011, but first sold in 2012, should be counted in 2012 GDP because that is when it was first sold as a final good
A.
正确
B.
错误
查看完整题目与答案
【单选题】What was the main use of the compass when it was first invented?
A.
As a child's game for the young emperor
B.
To keep the army straight during battles
C.
For city planning
D.
To help when lost in the woods
E.
For drawing straight lines
查看完整题目与答案
【简答题】Why is it that Wolco was expected to conquer the world when it was first opened in 1962?
查看完整题目与答案
【单选题】Iron production was revolutionized in the early eighteenth century when coke was first used instead of charcoal(木炭)for refining iron ore. Previously the poor quality of the iron had restricted its use...
A.
Advances in iron processing in the eighteenth and nineteenth centuries.
B.
The effects of the Industrial Revolution on traditional architectural styles.
C.
Advantages of stone and timber over steel as building materials.
D.
The evolution of the use of iron in architecture.
查看完整题目与答案
【判断题】采用膜反应器进行酶催化反应,可以明显降低小分子产物对酶的反馈抑制作用。
A.
正确
B.
错误
查看完整题目与答案
【多选题】中国人民银行为执行货币政策 ,可以运用下列哪些货币政策工具?
A.
要求银行业金融机构按照规定的比例交存存款准备金
B.
确定中央银行基准利率
C.
为在中国人民银行开立账户的银行业金融机构办理再贴现
D.
向商业银行提供贷款
E.
在公开市场上买卖国债、其他政府债券和金融债券及外汇
查看完整题目与答案
【单选题】Iron production was revolutionized in the early eighteenth century when coke was first used instead of charcoal(木炭) for relining iron ore. Previously the poor quality of the iron had restricted its us...
A.
Advances in iron processing in the eighteenth and nineteenth centuries.
B.
The effects of the Industrial Revolution on traditional architectural styles.
C.
Advantages of stone and timber over steel as building materials.
D.
The evolution of the use of iron in architecture.
查看完整题目与答案
相关题目：
【多选题】中国人民银行为执行货币政策，可以运用的货币政策工具包括( )
A.
要求银行业金融机构按照规定的比例交存存款准备金
B.
确定中央银行基准利率
C.
为在中国人民银行开立账户的银行业金融机构办理再贴现
D.
向商业银行提供贷款
E.
在公开市场上买卖国债、其他政府债券和金融债券及外汇
查看完整题目与答案
【多选题】中国人民银行为执行货币政策，可以运用下列货币政策工具，包括()
A.
要求银行业金融机构按照规定的比例交存存款准备金
B.
为在中国人民银行开立账户的非银行金融机构办理再贴现
C.
确定中央银行基准利率
D.
在公开市场上买卖国债、其他政府债券和金融债券及外汇
查看完整题目与答案
【单选题】Where and when was the first McDonald’s built? It was built in in .
A.
Downey, California 1953
B.
Disney, California 1954
查看完整题目与答案
【判断题】A new car produced in 2011, but first sold in 2012, should be counted in 2012 GDP because that is when it was first sold as a final good
A.
正确
B.
错误
查看完整题目与答案
【单选题】What was the main use of the compass when it was first invented?
A.
As a child's game for the young emperor
B.
To keep the army straight during battles
C.
For city planning
D.
To help when lost in the woods
E.
For drawing straight lines
查看完整题目与答案
【简答题】Why is it that Wolco was expected to conquer the world when it was first opened in 1962?
查看完整题目与答案
【单选题】Iron production was revolutionized in the early eighteenth century when coke was first used instead of charcoal(木炭)for refining iron ore. Previously the poor quality of the iron had restricted its use...
A.
Advances in iron processing in the eighteenth and nineteenth centuries.
B.
The effects of the Industrial Revolution on traditional architectural styles.
C.
Advantages of stone and timber over steel as building materials.
D.
The evolution of the use of iron in architecture.
查看完整题目与答案
【判断题】采用膜反应器进行酶催化反应,可以明显降低小分子产物对酶的反馈抑制作用。
A.
正确
B.
错误
查看完整题目与答案
【多选题】中国人民银行为执行货币政策 ,可以运用下列哪些货币政策工具?
A.
要求银行业金融机构按照规定的比例交存存款准备金
B.
确定中央银行基准利率
C.
为在中国人民银行开立账户的银行业金融机构办理再贴现
D.
向商业银行提供贷款
E.
在公开市场上买卖国债、其他政府债券和金融债券及外汇
查看完整题目与答案
【单选题】Iron production was revolutionized in the early eighteenth century when coke was first used instead of charcoal(木炭) for relining iron ore. Previously the poor quality of the iron had restricted its us...
A.
Advances in iron processing in the eighteenth and nineteenth centuries.
B.
The effects of the Industrial Revolution on traditional architectural styles.
C.
Advantages of stone and timber over steel as building materials.
D.
The evolution of the use of iron in architecture.
查看完整题目与答案
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