YOU SAID:
eggs and yolks are both dead animals
INTO JAPANESE
卵 と卵黄 両方とも 死 動物
BACK INTO ENGLISH
Both eggs and yolks are dead animals
INTO JAPANESE
卵も卵黄も死んだ動物です
BACK INTO ENGLISH
Both eggs and yolks are dead animals
That didn't even make that much sense in English.