Which of these components of a cell functions like the digestive system in the human body?

a. golgi apparatus
b. mitochondria
c. endoplasmic
d. plasma membrane

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.