a specialized condensed region of each chromosome that appears during mitosis where the chromatids are held together to form an X shape;
\\\"the centromere is difficult to sequence\\\"
造句
用作名詞(n.)
The duplicates are attached to each other at a constricted region called the centromere. 對偶體彼此相連于稱為著絲粒的縮小的區(qū)域。
The centromere contains the kinetochore, a structure involved in the attachment of the chromosomes to the spindle during nuclear division. 著絲點上包含了著絲粒，著絲粒確保細胞在分裂中染色體與紡錘體的整合，發(fā)生有序的染色體分離。