![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
21-三体综合征染色体核型分析最多见的是()
A.47,XX(XY),+21
B.46,XX(XY)
C.46,XX(XY),-14,+t(14q21q)
D.46,XX(XY),-21,+t(21q21q)
E.46,XX(XY),-14,+t(14q14q)
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.47,XX(XY),+21
B.46,XX(XY)
C.46,XX(XY),-14,+t(14q21q)
D.46,XX(XY),-21,+t(21q21q)
E.46,XX(XY),-14,+t(14q14q)