Termination codons of protein synthesis:

UAG, UAA and UGA

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UUC, AUU and ACU

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AUC, AUU and ACU

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UAG, UUU and UCU

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Solution

The correct option is A UAG, UAA and UGA
When a ribosome reaches the codon UAG, UAA, or UGA on an mRNA strand then protein synthesis is terminated. A protein known as a release factor binds to the ribosome and adds a water molecule to the end of the amino acid chain.

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