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Question
What sequence on the template strand of DNA corresponds to the first amino acid inserted into a protein?
Options
TAC
UAC
UAG
AUG
MCQ
Solution
TAC
Explanation:
AUG is always the first mRNA codon to specify an amino acid. The first amino acid, AUG, is represented by a DNA strand with the sequence TAC. A always pairs with T on DNA strands, while A always pairs with U on RNA strands.
shaalaa.com
Protein Synthesis - Transcription Unit
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