【简答题】用三种形式绘制企业培训项目的工作分解结构图。
【判断题】许多药物的水解反应可受OH-、H+的催化。
【单选题】Selective precipitation of a protein from a crude extract is MOST effective by which molecule?
C.
sodium dodecyl sulfate
D.
EDTA (ethylenediaminetetraacetic acid)
E.
All of the answers are correct.
【判断题】边际产量达到最大时,平均产量也达到最大。
【单选题】Crude protein contents were measured in crab fed with diets ( ) methionine.
【简答题】银行等金融部门为了考察企业的整体经济实力,决定是否贷款,在考察现有企业财务状况的同时,还要了解(),进行综合偿债能力分析。
【单选题】The isoelectric point of the protein is( )
A.
The pH of the solution when the positive and negative charges on the protein are equal
B.
The pH of the solution when the pH of the protein solution is equal to 7
C.
The pH of the solution when the protein molecule is a facultative ion
D.
The pH of the solution when the protein molecule is in a positive ion state