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【单选题】
The question is very easy. _____ a child can answer it. [ ]A.
Rather
B.
Still
C.
Even
D.
Yet
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举一反三
【简答题】要设置文本框TextBox控件只能显示数据,而不能编辑数据,可以将其( )属性设置为true。
【单选题】How many X chromosomes are there when 2 Barr bodies being watched:( )
A.
1;
B.
2;
C.
3;
D.
4;
【单选题】Suppose that a diploid cell contains 8 chromosomes (2n = 8). How many different combinations in the gametes are possible?
A.
2
B.
4
C.
8
D.
16
E.
64
【单选题】In man, the body cells contain how many pairs of chromosomes?
A.
Twenty-two.
B.
Twenty-three.
C.
Twenty-six.
D.
Forty-six.
【单选题】In man, how many pairs of chromosomes do body cells contain?
A.
Twenty-two.
B.
Twenty-three.
C.
Twenty-six.
D.
Forty-six.
【单选题】A man patient has 2 X chromosomes and 1 Y chromosome in his somatic cells. How many X-chromotin and Y-chromotin can we detect
A.
2,1
B.
2,0
C.
1,1
D.
1,0
E.
0,0
【单选题】文本框和编辑框的区别是________。
A.
文本框能多行显示，而编辑框不能多行显示
B.
文本框不能多行显示，而编辑框能多行显示
C.
文本框和编辑框都能多行显示
D.
文本框和编辑框都不能多行显示
【单选题】人体有多少对染色体How many pairs of chromosomes does the human body have
A.
22
B.
23
C.
44
D.
46
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