Which triplet codon does not have a tRNA associated with it?

UAA

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UUA

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UUU

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AUU

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GUU

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Solution

The correct option is A UAA
Out of the triple codon given in the options UAA is the only codon that does not have a tRNA associated with it. This is because UAA is a stop codon and it does not code for any amino acid. Other stop codons are UGA and UAG.

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