皮皮学，免费搜题
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【单选题】
有关直肠癌根治术正确的说法是
A.
腹会阴联合直肠癌根治术适用于癌肿距离肛缘5～6cm以上者
B.
经腹直肠癌切除术适用于癌肿距离肛缘5～6cm 以下者
C.
Miles 手术保留肛门
D.
Dixon 手术保留肛门
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【单选题】Which of these ions is used to cotransport amino acids, glucose, and other solutes through the apical membrane of nephron epithelial cells?
A.
K +
B.
Na +
C.
Cl -
D.
Ca 2+
E.
Mg 2+
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【单选题】硼砂作为基准物质用于标定盐酸溶液的浓度,若硼砂失去了少量的水分,则标定结果
A.
偏高
B.
偏低
C.
无影响
D.
不能确定
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【多选题】Which of the following statements about enzyme cofactors are correct?
A.
Many of the reactions within these five classes are facilitated by cofactors, in the form of coenzymes and metal ions (vitamin B 12 , S–adenosylmethionine, folate, nicotinamide, and Fe 2+ are some examples).
B.
Cofactors bind to enzymes—in some cases reversibly, in other cases almost irreversibly—and give them the capacity to promote a particular kind of chemistry.
C.
Most cofactors participate in a narrow range of closely related reactions.
D.
The cofactors provide another way to organize the study of biochemical processes, given that the reactions facilitated by a given cofactor generally are mechanistically related.
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【单选题】Which of these ingredients in saliva is responsible for activating salivary amylase?
A.
mucus
B.
phosphate ions
C.
chloride ions
D.
urea
查看完整题目与答案
【简答题】Explain the following professional terms. 1) anionic polymerization 2) cationic polymerization 3) coordination polymerization 4) live polymerization 2. In anionic polymerization, from nonpolar to...
查看完整题目与答案
【简答题】广义的解剖学包括 、 、 和 。一般所说的解剖学是指 。
查看完整题目与答案
【单选题】按产品划分部门主要适用于 。
A.
某些技术含量低的部门
B.
管理部门
C.
制造、销售和服务等业务部门
D.
技术部门
查看完整题目与答案
【单选题】党权派系化的后果包括()。
A.
党内人才资源日益枯竭
B.
妨碍国民党组织力量的扩张
C.
两者都是
查看完整题目与答案
【简答题】Research has shown that certain minerals are required by plants for normal growth and development. The soil is the source of these minerals, which are absorbed by the plant with the water from the soi...
查看完整题目与答案
【单选题】党的十九大报告指出,五年来,我国经济保持中高速增长,在世界主要国家中名列前茅,国内生产总值从五十四万亿元增长到八十万亿元,稳居世界( ),对世界经济增长贡献率超过百分之三十。A 第一
A.
第二
B.
第三
C.
第四
查看完整题目与答案
相关题目：
【单选题】Which of these ions is used to cotransport amino acids, glucose, and other solutes through the apical membrane of nephron epithelial cells?
A.
K +
B.
Na +
C.
Cl -
D.
Ca 2+
E.
Mg 2+
查看完整题目与答案
【单选题】硼砂作为基准物质用于标定盐酸溶液的浓度,若硼砂失去了少量的水分,则标定结果
A.
偏高
B.
偏低
C.
无影响
D.
不能确定
查看完整题目与答案
【多选题】Which of the following statements about enzyme cofactors are correct?
A.
Many of the reactions within these five classes are facilitated by cofactors, in the form of coenzymes and metal ions (vitamin B 12 , S–adenosylmethionine, folate, nicotinamide, and Fe 2+ are some examples).
B.
Cofactors bind to enzymes—in some cases reversibly, in other cases almost irreversibly—and give them the capacity to promote a particular kind of chemistry.
C.
Most cofactors participate in a narrow range of closely related reactions.
D.
The cofactors provide another way to organize the study of biochemical processes, given that the reactions facilitated by a given cofactor generally are mechanistically related.
查看完整题目与答案
【单选题】Which of these ingredients in saliva is responsible for activating salivary amylase?
A.
mucus
B.
phosphate ions
C.
chloride ions
D.
urea
查看完整题目与答案
【简答题】Explain the following professional terms. 1) anionic polymerization 2) cationic polymerization 3) coordination polymerization 4) live polymerization 2. In anionic polymerization, from nonpolar to...
查看完整题目与答案
【简答题】广义的解剖学包括 、 、 和 。一般所说的解剖学是指 。
查看完整题目与答案
【单选题】按产品划分部门主要适用于 。
A.
某些技术含量低的部门
B.
管理部门
C.
制造、销售和服务等业务部门
D.
技术部门
查看完整题目与答案
【单选题】党权派系化的后果包括()。
A.
党内人才资源日益枯竭
B.
妨碍国民党组织力量的扩张
C.
两者都是
查看完整题目与答案
【简答题】Research has shown that certain minerals are required by plants for normal growth and development. The soil is the source of these minerals, which are absorbed by the plant with the water from the soi...
查看完整题目与答案
【单选题】党的十九大报告指出,五年来,我国经济保持中高速增长,在世界主要国家中名列前茅,国内生产总值从五十四万亿元增长到八十万亿元,稳居世界( ),对世界经济增长贡献率超过百分之三十。A 第一
A.
第二
B.
第三
C.
第四
查看完整题目与答案