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【多选题】
以下关于固定化酶的说法正确的是A.
广义的固定化酶包括固定化酶和固定化细胞两类
B.
酶经固定化后，稳定性有所提高
C.
固定化酶可反复使用，提高了使用效率、降低了成本
D.
固定化酶极产物分离，酶不混入产物中，简化了产品的纯化工艺
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反馈参考答案：
举一反三
【单选题】(预习内容)When we say that a sample is representative of the population, we mean that
A.
the results found for the sample are similar to those we would find for the entire population.
B.
the sample is very large.
C.
the sample was chosen in the best possible way.
【单选题】If we were making inferences from a single sample, we would expect that there would be a ____ percent probability that the sample mean or proportion generated from our sample results would be within t...
A.
95.44
B.
68.26
C.
97.5
D.
99.99
【简答题】The group of people from whom we choose the sample.
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