This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
Transcripton is inhibited by: 
Select and explain. 
A. Actinomycin D, B. Amanitin, C. Chloramphenicol, D. Streptomycin
A: Actinomycin D
Answer: A: Actinomycin D 
Explanation: A i.e. Actinomycin