选择题:假设某一个数据库表中有一个地址字段,查找地址最后两个字为“8号”的记录的条件是()。

题目内容:

假设某一个数据库表中有一个地址字段,查找地址最后两个字为“8号”的记录的条件是()。
A.Right([地址],2)=”8号”;
B.Right(地址],4)=”8号”;
C.Right(“地址”,2)=”8号”;
D.Right(“地址”,4)=”8号”;

参考答案:

Apart from template DNA, PCR reaction components include ()

Apart from template DNA, PCR reaction components include ()A.Mg2+B.Primers C.dNTPsD.DNA polymerase

查看答案

The adults Taenia solium and Taenia saginata parasitize the

The adults Taenia solium and Taenia saginata parasitize the human intestine.A.正确B.错误

查看答案

The host parasitic site of Haemonchus contortus is ()

The host parasitic site of Haemonchus contortus is ()A.Small intestineB.AbomasumC.Large intestineD.

查看答案

Prevention of avian coccidiosis could be achieved by drug pr

Prevention of avian coccidiosis could be achieved by drug prevention and vaccine immunization.A.正确B

查看答案

The most common symptoms of cat heartworm disease are()

The most common symptoms of cat heartworm disease are()A.DrowsinessB.CoughC.Difficulty breathingD.V

查看答案