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【简答题】
引物设计的基本原则有哪些？
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】手术后的体位以下哪项是错误的
A.
全麻未清醒前去枕平卧头偏向一侧
B.
腰麻术后去枕平卧6小时
C.
胸腹术后血压平稳后取半卧位
D.
臂部手术后需取半卧位
E.
四肢手术后抬高患肢
【单选题】A 55-year-old woman complained to her physician of urticaria. Three days earlier, the woman had started therapy with amoxicillin for infectious tonsillitis. The physician suspected an allergic reactio...
A.
Dose of the drug
B.
Chemical structure of the drug
C.
Oral bioavailability of the drug
D.
Genetic pedigree of the patient
E.
Liver and kidney functions of the patient
【简答题】请简要说明Hashtable集合的特点。
【单选题】Suppose businesses in general believe that the economy is likely to head into recession and so they reduce capital purchases. Their reaction would initially shift ( )
A.
aggregate demand right.
B.
aggregate demand left.
C.
aggregate supply right.
D.
Aggregate demand unchanged
【简答题】某退热止痛剂为咖啡因、盐酸喹啉和安替比林的混合物，为测定其中咖啡因的含量，称取试样0.5000g，移入50mL容量
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