Multiple choice Termination of amino acid chain requires codons UAG, UAA, UGA UUU, GGU, UGG GUG, UGG, AUG UGG, GGG, AUG Reveal answer Fill a bubble to check yourself A Correct answer Explanation UAG, UAA, and UGA are the three stop/termination codons in the genetic code that signal the end of protein synthesis during translation. The other options contain codons that code for specific amino acids.