短語(yǔ)詞組短語(yǔ)chromosome aberrations fragment 染色體斷片chromosome fragment transferring 染色體的片段轉(zhuǎn)移acentric chromosome fragment 無(wú)著絲點(diǎn)染色體斷片chromosome aberrations acentric fragment 無(wú)著絲點(diǎn)斷片alien chromosome fragment 外源染色體片段y chromosome specific dna fragment y 染色體特異片段fragment chromosome 斷片染色體small fragment chromosome translocation 小片段染色體易位small fragment chromosome transiocation 小片段染色體易位 返回 chromosome fragment