It takes the remains of digested food — that is, food in which all the nutrients and minerals have been removed, and prepares it for elimination.
(It; takes; the remains of digested food) (all the nutrients and minerals; have been removed; L:that is, food) (It; prepares; it; for elimination)
It all the nutrients and minerals It
takes have been removed prepares
the remains of digested food
L:that is, food
it for elimination