noun🔗Share有丝分裂 The division of a cell nucleus in which the genome is copied and separated into two identical halves. It is normally followed by cell division."The cell in the biology lab sample underwent mitosis, creating two identical daughter cells. "生物实验样本中的细胞进行了有丝分裂,产生了两个完全相同的子细胞。biologyanatomyphysiologyprocessscienceChat with AIVocabulary GamePractice Reading