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
Which enzyme involved in translation is often referred to as 'Fidelity enzyme' 
Select and explain. 
A. DNA polymeraes, B. RNA polymeraes, C. Amino acyl t-RNA synthetase, D. Amino acyl-reductase
C: Amino acyl t-RNA synthetase
Answer: C: Amino acyl t-RNA synthetase 
Explanation: None