Our DNA is carrying chromosomes and at each end of these, a sort of protective caps called telomeres.

我们的DNA携带染色体，在每条染色体的末端都有保护性的端粒。

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Our DNA is carrying chromosomes and at each end of these, a sort of protective caps called telomeres.

我们的DNA携带染色体，在每条染色体的末端都有保护性的端粒。

youdao