单词 | postsynapsis |
释义 | postsynapsis/ˌpəʊs(t)sɪˈnapsɪs/Biology noun Originally: a stage of meiosis after synapsis; specifically †(a) the stage in late anaphase during which paired chromosomes or chromatids become completely separated (obsolete ); (b) the diplotene stage of meiosis, during which paired DNA strands begin to separate and chiasmata become visible (now rare or disused ). In later use: ( Molecular Biol. ) the final stage of genetic recombination, involving the processes by which the continuity of nucleic acid molecules which have undergone recombination is restored. OriginLate 19th century. From post- + synapsis. |
随便看 |
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。