【单选题】已知a与b的图距为 20个遗传单位,从杂交后代测得的重组值仅为18%,说明其间的双交换值为:
【多选题】Which two examples does he provide in the video clip to show the findings of his work?
A.
The different ways of shaking hands.
B.
The different ways of saying "you are crazy"
C.
The different ways of smile
【单选题】已知a与b的图距为20单位,从杂交后代测得的重组值仅为18%,说明其间的 双交换值为:
【多选题】Which two of the following are examples of physical access controls?
A.
Automatic system back ups
B.
Authorisation of purchases
C.
Physical inspection of inventory
【简答题】第三代计算机主要基本元件 。A. 中小规模集成电路块
【判断题】演讲是在朗读的基础上,借助较为夸张的语音、语调形式,借助表情、手势等态势语,创造性地对书面作品进行加工。