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【简答题】
DNA变性是指通过 1 、 2 和 3 等可以使DNA双螺旋的氢键断裂,解离,形成DNA。
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参考答案：
举一反三
【判断题】A “documents against payment” term in an international sales contract is used when the buyer wants to confirm that the goods have been shipped before making payment
A.
正确
B.
错误
查看完整题目与答案
【判断题】In "Documents Against Payment" term: Used when buyer wants to confirm that the goods have been shipped.
A.
正确
B.
错误
查看完整题目与答案
【单选题】In international trade, when the buyer finds that the terms and conditions in the offer are acceptable, he may probably place an order promptly and then the transaction is concluded. However, if 1. _...
A.
the Business has to be negotiated on the renewed basis
B.
the offeree wants to accept the original offer
C.
the offeree deems the price is on the high side
D.
willingness to accept the offer
E.
a rejection of the offer
F.
the counter-offer will be accepted
查看完整题目与答案
【判断题】When the buyer wants to return the product for quality problems, the seller should refuse the request.
A.
正确
B.
错误
查看完整题目与答案
【单选题】食品安全风险评估工作由()负责组织
A.
国务院卫生行政部门
B.
当地政府
C.
农业专家
D.
志愿者
查看完整题目与答案
【单选题】通常船站抛物面天线的仰角控制在( )范围。
A.
0°土90°
B.
5°±180°
C.
5°±90°
D.
0°土270°
查看完整题目与答案
【单选题】下列酶活性测定属于按监测方法分类的一项是
A.
平衡法
B.
分光光度法
C.
荧光法
D.
量热法
E.
电化学法
查看完整题目与答案
【判断题】问卷设计中要尽量使用引导性的语句,问句设计要有艺术性。
A.
正确
B.
错误
查看完整题目与答案
【判断题】Dialog Three The buyer wants to pay the order when the scarf arrives.
A.
正确
B.
错误
查看完整题目与答案
【判断题】When the buyer wants to ask for the discount, seller should agree immediately.
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【判断题】A “documents against payment” term in an international sales contract is used when the buyer wants to confirm that the goods have been shipped before making payment
A.
正确
B.
错误
查看完整题目与答案
【判断题】In "Documents Against Payment" term: Used when buyer wants to confirm that the goods have been shipped.
A.
正确
B.
错误
查看完整题目与答案
【单选题】In international trade, when the buyer finds that the terms and conditions in the offer are acceptable, he may probably place an order promptly and then the transaction is concluded. However, if 1. _...
A.
the Business has to be negotiated on the renewed basis
B.
the offeree wants to accept the original offer
C.
the offeree deems the price is on the high side
D.
willingness to accept the offer
E.
a rejection of the offer
F.
the counter-offer will be accepted
查看完整题目与答案
【判断题】When the buyer wants to return the product for quality problems, the seller should refuse the request.
A.
正确
B.
错误
查看完整题目与答案
【单选题】食品安全风险评估工作由()负责组织
A.
国务院卫生行政部门
B.
当地政府
C.
农业专家
D.
志愿者
查看完整题目与答案
【单选题】通常船站抛物面天线的仰角控制在( )范围。
A.
0°土90°
B.
5°±180°
C.
5°±90°
D.
0°土270°
查看完整题目与答案
【单选题】下列酶活性测定属于按监测方法分类的一项是
A.
平衡法
B.
分光光度法
C.
荧光法
D.
量热法
E.
电化学法
查看完整题目与答案
【判断题】问卷设计中要尽量使用引导性的语句,问句设计要有艺术性。
A.
正确
B.
错误
查看完整题目与答案
【判断题】Dialog Three The buyer wants to pay the order when the scarf arrives.
A.
正确
B.
错误
查看完整题目与答案
【判断题】When the buyer wants to ask for the discount, seller should agree immediately.
A.
正确
B.
错误
查看完整题目与答案
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