慢粒患者有哪条染色体改变()
A.t(8:14)
B.t(9:22)(q34:qll)
C.t(15:1)
D.t(11.8)(q34:qll)
E.16号染色体结构异常
参考答案:B
-- I hear Jane has gone to the Holy Island for her holiday ?
--- Oh, how nice ! Do you know when she __________ ?
A.was leaving
B.had left
C.has left
D.left
基因是DNA上有遗传功能的片段.______.