在研究生物学老化问题的领域，近年来科学家们把注意力集中在被称作染色体的细胞DNA长分子上。
The field of biological aging has in recent years focused on the long molecules of DNA contained in human cells called chromosomes.
我有同情心、有创造力、有艺术气质，或许这正是那条多出的X染色体赋予我的。
I'm sensitive, creative and artistic, and perhaps that comes from my extra X chromosome.
特异染色是指对特定结构的元素具有特定亲和力的染色。
A specific stain is one having a specific affinity for particular structural elements.
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