I believe the answer you are looking for has to do with cells, they are the basic building block of life and are the smallest life that can support itself.
Answer:
b and e
Explanation:
i got it correct in usatestprep :)
It is delta I have done this answer before
The answer would be B, growing. It just makes sense.
Answer:
I have a chart for this if you'd like that it really helps to better understand the Nitrogen Cycle and how it works.