I'm guessing for no reproduction of other human beings
Nitrogen fixation is a process that changes nitrogen within plants and soil into"nitrogen compounds"
Anything that says further apart is incorrect. So B is incorrect.
A is correct as near as I can tell.
C is not correct. The particles. I think C is the right answer supplied with the wrong reason. Regretfully, you can't choose it.
Same answer as C for D. Right answer wrong reason.
Answer A.
Answer: B.) To synthesize and isolate proteins for secretion or for use in the cell.
Explanation: