53.染色體的某一區段消失了,此種染色體結構的異常稱為:
(A)轉位(translocation)
(B)倒位(inversion)
(C) 缺損(deletion)
(D)重複(duplication)
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統計: A(0), B(0), C(6), D(0), E(0) #1122428
統計: A(0), B(0), C(6), D(0), E(0) #1122428