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centromere是什么意思？

基础释义
例句
英英词典释义
行业词典释义

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.

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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。；