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【简答题】
下列函数中在闭区间[-1,1]上满足拉格朗日中值定理条件的有 A. B. C. D.
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反馈参考答案：
举一反三
【简答题】若一个 8 位的补码由 4 个 1 和 4 个 0 组成,则对应最大的十进制真值为 ; 对应最大的十进制真值为 。
【判断题】The ratio of the amount of initiator s which are used to initiate monomers to the total amount of the decomposition or consumption of the initiator, is called the initiation efficiency.
A.
正确
B.
错误
【判断题】29 判断 The structure of repeating unit is exactly the same as that of monomers
A.
正确
B.
错误
【简答题】Answer question: What can carbohydrates be claasified according to the numer of monomers that they contain?
【简答题】The prerequisites of monomers for polymerization are either ______ or ______
【判断题】绿色食品茶的产地环境监测工作由省绿色食品(无公害食品)委托管理机构指定的环境监测机构(必须是在中国绿色食品发展中心或农产品质量安全中心备案的)承担。
A.
正确
B.
错误
【简答题】When performing an illocutionary act of representative, the speaker is a statement or giving a description which he himself believes to be true.
【单选题】Which of the following words has the meaning of “polymer of two or more different monomers”?
A.
community
B.
combination
C.
copolymer
D.
team
【多选题】DNA is a linear polymer made up of four different types of monomers. The backbone is built of repeating sugar–phosphate units. What base might be attached to each deoxyribose. ( )
A.
Adenine
B.
cytosine
C.
guanine
D.
thymine
【单选题】Which of the following type of bond or interaction joins monomers together to form biological polymers?
A.
ionoc bond
B.
van der Waals forces
C.
covalent bond
D.
hydrophobic interactions
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