Which of the following precursor is added in the medium to get penicillin G?
Question: Which of the following precursor is added in the medium to get penicillin G?
[A].Phenyl carbamic acid 
Phenyl acetic acid 
Ammonium sulphate 
Ammonium chloride 
	[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
