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The anticodon of a particular tRNA molecule is:
A
a sequence of amino acids that binds to the ribosome
B
a region that signals the end of translation
C
the site where the amino acid attaches to the tRNA
D
a sequence of three nucleotides that is complementary to a specific mRNA codon
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1
Understand that the anticodon is a sequence found on the tRNA molecule, not a sequence of amino acids or a signal region.
Recall that during translation, tRNA molecules recognize specific codons on the mRNA through complementary base pairing.
Identify that the anticodon consists of three nucleotides that pair with the three nucleotides of the mRNA codon.
Recognize that the site where the amino acid attaches to the tRNA is different from the anticodon region; it is called the acceptor stem.
Conclude that the anticodon is best described as a sequence of three nucleotides complementary to a specific mRNA codon, enabling accurate translation.