Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo pashure pacho mumutauro mumwe chetewo nendima yacho: Passage: Mutsara wedzero wakasimbiswa kana kuti wakaitwa usingafi wakawana mano okuwanda nokusingagumi kupfurikidza neshanduko yenguva dzose kana kuti gadziridzo yokungwarira, yakadai sokuratidzirwa kwemiitiro kwegen telomerase.
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