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【单选题】
关于外显子说法正确的是A.
外显子的数量是描述基因结构的重要特征
B.
外显子转录后的序列出现在hnRNA中
C.
外显子转录后的序列出现在成熟mRNA
D.
外显子的遗传信息可以转换为蛋白质的序列
E.
以上都对
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【单选题】I won lots of money. I gave some to my parents and the rest to charity. [ ]
A.
gave
B.
is given
C.
were given
D.
was given
【单选题】如下有向带权图,若采用迪杰斯特拉(Dijkstra)算法求源点a到其他各顶点的最短路径,得到的第一条最短路径的目标顶点是b,第二条最短路径的目标顶点是c,后续得到的其余各最短路径的目标顶点依次是()
A.
d,e,f
B.
e,d,f
C.
f,d,e
D.
f,e,d
【简答题】B Kong Linghui I was the only child in my family. And my parents gave me the best of everything. I went to the best schools. My parents wanted me to have the best, but I still had to help out over the...
【单选题】对下图有向带权图,若采用迪杰斯特拉(Dijkstra)算法求源点a到其他各顶点的最短路径,则得到的第一条最短路径的目标顶点是b,第二条最短路径的目标顶点是c,后续得到的其余各最短路径的目标顶点依次是()。
A.
d,e,f
B.
e,d,f
C.
f,d,e
D.
f,e,d
【单选题】I argued with my parents until they finally ______ and let me drive every day.
A.
gave off
B.
gave out
C.
gave in
D.
gave over
【单选题】对如下有向带权图，若采用迪杰斯特拉(Dijkstra)算法求从源点a到其他各顶点的最短路径，则得到的第一条最短路径的目标顶点是b，第二条最短路径的目标顶点是c，后续得到的其余各最短路径的目标顶点依次是（ ）【图片】
A.
d,e,f
B.
e,d,f
C.
f,d,e
D.
f,e,d
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