下列有关纯合体的叙述中错误的是()
A.由相同基因的雌雄配于受精发育而来
B.连续自交性状能稳定遗传
C.杂交后代一定是纯合体
D.不含等位基因
参考答案:C
They will go to their __________ home to have big family get together. [ ]
A. grandma and grandpa's
B. grandma's and grandpa's
C. grandma' and grandpa
D. grandma and grandpa.
有以下程序prt (int *m, int n) int i; for (i=0; i<n; i++) m [i]++;main () int a[]=1,2,3,4,5,i; prta, 5); for [i=0;i<5;i++) printf ("%d ",a[i]); 程序运行后输出结果是
A.1,2,3,4,5,
B.2,3,4,5,6,
C.3,4,5,6,7,
D.2,3,4,5,1