2. which process or theory explains how life could have arisen from nonliving materials?
o a. cambrian explosion
o b. abiogenesis
o c. differentiation
o d. photosynthesis

b) abiogenesis

Explanation: Abiogenesis is A theory that explains how living organisms might arise from non-living material

d bonding propertys

explanation:

carbon can form so many different compounds not just with oxygen

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.