centromere是什么意思？

centromere

英['sentrəmɪə] 美['sentrəˌmɪr]

• n. 着丝粒着丝点；

例句

• The centromere is difficult to sequence. 着丝粒的成分顺序难以确定.
• Following the replication of chromosomes, resultant chromatids remain attached at the centromere. 随着染色体的复制, 着丝粒始终连接着形成的两个染色单体.
• The duplicates are attached to each other at a constricted region called the centromere. 对偶体彼此相连于称为着丝粒的缩小的区域.

英英词典释义

• Noun
  1. 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"

行业词典

• 医学： 着丝粒：染色体的收缩部分，为染色单体的连接点，细胞分裂时，染色体藉以附着于纺锤体。按照其部位，着丝粒可分为中央着丝粒，近中央着丝粒和近端着丝粒；
  生物学： 着丝粒；
  药学： 着丝粒；
  遗传学： 着丝粒；一般位于染色体的主缢痕或染色体端部，使姐妹染色单体连在一起，在其两侧各有一由蛋白质构成的动粒。；