题目内容

Which of the following is used to precipitate the nucleic acids()

A. glycerol
B. ethanol
C. methanol
D. ethylene

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What is the capsid (protective coat) of the bacteriophage made up of()

A. DNA
B. Protein
C. RNA
D. Organic acids

Which of the following terms is used to describe the type of RNA that functions as an adaptor, linking amino acids with anticodons()

A. Messenger RNA (mRNA)
B. McroRNA(miRNA)
C. Ribosomal RNA (rRNA)
D. Transfer RNA (tRNA)

下面哪个不属于传感器的静态特性()

A. 测量范围
B. 阶跃响应频率
C. 线性度
D. 分辨率

假定一项物料提前期为6周,平均需求量为每周150件,安全库存量为300件,订货批量为2000件。订货点是多少()

A. 300件
B. 900件
C. 1200件
D. 2000件

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