title: [The question of aging?].
mesh_terms: D000375:Aging; D004247:DNA / Q000378:metabolism; D006801:Humans; D011506:Proteins / Q000378:metabolism; D012313:RNA / Q000378:metabolism
chemical_list: D011506:Proteins; D012313:RNA; D004247:DNA
vernacular_title: Dlaczego sie starzejemy.