【简答题】社区卫生服务中心(乡镇卫生院)下属的社区卫生服务站(村卫生室)举办的健康讲座是否也可以计入社区卫生服务中心(乡镇卫生院)的健康讲座次数?
【单选题】砂有I类、II类、III类三个级别,I类砂宜用于( )。
【单选题】砂有I类、II类、III类三个级别,II类砂宜用于( )。
【判断题】在氧供应充足时,CP合成所需的能量全部来自糖类和脂肪的有氧分解。
【单选题】The police warned us ______ possible danger.
【单选题】The police warned the residents in the area to keep their doors and windows ______ at night.
【简答题】目标导向思维方式要求我们破题立标、__________、以终为始。
【多选题】How are purine nucleotides degraded?
A.
Purine nucleotides are degraded by a pathway in which they lose their phosphate through the action of 5′-nucleotidase.
B.
Adenylate yields adenosine, which is deaminated to inosine by adenosine deaminase, and inosine is hydrolyzed to hypoxanthine (its purine base) and D-ribose.
C.
Hypoxanthine is oxidized successively to xanthine and then uric acid by xanthine oxidase, a flavoenzyme with an atom of molybdenum and four iron-sulfur centers in its prosthetic group.
D.
Molecular oxygen is the electron acceptor in this complex reaction.
【判断题】习近平强调:”我们党领导人民进行社会主义建设,有改革开放前和改革开放后两个历史时期,这是两个相互联系又有重大区别的时期,但本质上都是我们党中领导人民进行社会主义建设的实践探索。中国特色社会主义是在改革开放历史新时期开创的,但也是在新中国已经建立起社会主义基本制度、并进行了20多年建设的基础上开创的。“因此,不应把改革开放前和改革开放后两个历史时期对立起来,不应用一个历史时期否定另一个历史时期。
【单选题】The police warned people to be ______ against burglary during the festival.