64.下列輻射造成的染色體/染色質變異:重疊環狀(overlapping rings)、無中節(acentric)、分裂後期橋
(anaphase bridge),及對稱互換(symmetric translocation),何者屬於致死變異,且無論在 G1、G2 期接受照 射皆可能發生?
(A)重疊環狀(overlapping rings)
(B)無中節(acentric)
(C)分裂後期橋(anaphase bridge)
(D)對稱互換(symmetric translocation)
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統計: A(170), B(903), C(377), D(187), E(0) #3065949
統計: A(170), B(903), C(377), D(187), E(0) #3065949