This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Translation, Subject name: Biochemistry
Termination is caused by all EXCEPT: 
Select and explain. 
A. 48 S complex, B. UAA, C. RF-1, D. Peptidyl transferase
A: 48 S complex
Answer: A: 48 S complex 
Explanation: 48 s ribosome complex is involved in initiation of translation, not termination. Termination of translation, Stop codons are UAA, UAG & UGA, which do not code for any amino acid. Peptidyl transferase is responsible for the release of polypeptide chain from the P-site of ribosome.