所屬欄目:英漢雙解生物技術(shù)與遺傳工程
A fragment of a chromosome that does not contain a centromere.Because of the absence of a centromere,acentric fragments do not segregate at mitosis and eventually disappear. 缺乏著絲粒的染色體片段。由于缺乏著絲粒,無著絲粒片段在有絲分裂中不分離和最終丟失。 ......(本文共 189 字 ) [閱讀本文] >>