Is the general term used to describe any that are connected by bonds

Every combination of atoms is a molecule.

a Is a large number of atoms connected by chemical

Bonds
Chemical
Molecule
Macromolecule
Atoms

Fill in da blanks

depends on if you on plato or not

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.