因为端粒保护染色体末端，阻止细胞分裂。
Because telomeres protect the ends of chromosomes to stop cells dividing.
科学家们对连接到染色体末端的部分最感兴趣。
The scientists were most interested in parts connected to the ends of the chromosomes.
携带基因的DNA线型分子构成染色体，染色体端粒位于染色体末端。
The thread-like DNA molecules that carry genes are packed into chromosomes, the telomeres being the caps on their ends.
应用推荐