常見例句用作名詞 (n.)An aneuploid state in which a third homologous chromosome is present in addition to the normal autosomal pair is called trisomy.除了正常染色體對(duì)以外，還存在有第二種同源染色體的非整倍體狀態(tài)，被稱為三體性。 返回 trisomy