What is the term that describes an immediate, severe, allergic response?

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

the second type of galaxy is called a barred spiral, which has a thing called a bar straddling the nucleus

silt loam

hope this