Identify initiation codon of mRNA from the following.

Q.1 (vi) Identify initiation codon of mRNA from the following.

A. UAA

B. AUG

C. UAG

D. UGA

Doubtly Asked 29 Oct 2026 Board exam · July 2025 hsc 12th Save WhatsApp Report

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Answer: (b) AUG

AUG is the start (initiation) codon; it codes for methionine (formyl-methionine in prokaryotes). UAA, UAG and UGA are stop (termination) codons.

Doubtly AI · 29 Oct 2026 AI-verified · Nov 2026 Report

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