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【单选题】
Questions 9 and 10 are linked. 9. An antibiotic is developed that is a close structural analog of a substrate of an enzyme that participates in cell wall synthesis in bacteria. This binding of the antibiotic reduces overall enzyme activity, but such activity can be restored if more substrate is added. The binding of the antibiotic to the enzyme is not via a covalent bond, nor does the enzyme alter the structure of the antibiotic. Which one of the following would best describe this antibiotic?A.
It is a suicide inhibitor.
B.
It is an irreversible inhibitor.
C.
It is a competitive inhibitor.
D.
It is a noncompetitive inhibitor.
E.
It is an uncompetitive inhibitor.
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【单选题】一般颗粒剂的制备工艺是:
A.
原辅料混合－制软材－制湿颗粒－整粒与总混－干燥－装袋
B.
原辅料混合－制湿颗粒－制软材－干燥－整粒与总混－装袋
C.
原辅料混合－制湿颗粒－干燥－制软材－整粒与总混－装袋
D.
原辅料混合－制软材－制湿颗粒－干燥－整粒与总混－装袋
E.
原辅料混合－制湿颗粒－干燥－整粒与总混－制软材－装袋
【单选题】一般颗粒剂的制备工艺是:
A.
原辅料混合-制软材-制湿颗粒-干燥-整粒与分级-装袋
B.
原辅料混合-制湿颗粒-制软材-干燥-整粒与分级-装袋
C.
原辅料混合-制湿颗粒-干燥-制软材-整粒与分级-装袋
D.
原辅料混合-制软材-制湿颗粒-整粒与分级-干燥-装袋
【简答题】, outside, the plant, and, the animal, affect, action, of,
some, biological clock
【简答题】The term biological clock is applied to the means, which living things 【M1】______ adjust their activity patterns, without any obvious cue, the time of day, or 【M2】______ the month, or the year. They a...
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