primary constriction是什么意思 primary constriction怎么读
primary constriction的相关资料
primary constriction的用法和样例
- The centromere is a specific genetic locus and remains relatively uncoiled during prophase, appearing as a primary constriction.
着丝粒是一个特化的遗传区域，在细胞分裂的早期始终保持解开的结构，所以也叫做主缢痕。
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