When plants and animals die, decomposers break down the proteins of dead organisms, changing them into ammonia which can be used by plants or returned to the air.
(plants and animals; die; ) (ammonia; can be used; by plants) (ammonia; returned; to the air) (decomposers; break down; the proteins of dead organisms; T:When plants and animals die) Context(decomposers break down,List([29, 51))):(decomposers; break down the proteins of dead organisms changing; them; into ammonia)
decomposers break down,List([29, 51))
plants and animals ammonia ammonia decomposers decomposers
die can be used returned break down break down the proteins of dead organisms changing
by plants
to the air
the proteins of dead organisms T:When plants and animals die
them into ammonia