This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Proteins and Amino Acids, Subject name: Biochemistry
Initiator codon in prokaryotes: 
Select and explain. 
A. UAA, B. UGA, C. AUG, D. UAG
C: AUG
Answer: C: AUG 
Explanation: Ans. (c) AUGRef: Lippincott's Biochemistry, 6th ed. P 457 - 458* Initiator codon in eukaryotes: AUG (codes for methionine)* Initiator codon In prokaryotes: AUG (codes for N-Formyl methi-onine)* Stop codons:# UAG: Amber# UGA: Opal# UAA: Ochre