端粒是染色体末端具有TTAGGG重复序列的特殊结构，它对维护染色体完整并在细胞老化和肿瘤中起着重要作用。

Telomeres , which consist of repeated TTAGGG sequences at the end of the chromosome, are essential for genome integrity and play an important role in cell aging and cancer .

youdao

端粒是染色体末端具有TTAGGG重复序列的特殊结构，它对维护染色体完整并在细胞老化和肿瘤中起着重要作用。

Telomeres , which consist of repeated TTAGGG sequences at the end of the chromosome, are essential for genome integrity and play an important role in cell aging and cancer .

youdao