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Multiple Choice
Which class of RNA molecules contains an anticodon?
A
Transfer RNA (tRNA)
B
Small nuclear RNA (snRNA)
C
Ribosomal RNA (rRNA)
D
Messenger RNA (mRNA)
Verified step by step guidance
1
Understand the role of RNA molecules in protein synthesis. RNA molecules are crucial for translating genetic information from DNA into proteins.
Identify the function of each type of RNA mentioned: Transfer RNA (tRNA), Small nuclear RNA (snRNA), Ribosomal RNA (rRNA), and Messenger RNA (mRNA).
Focus on Transfer RNA (tRNA). tRNA is responsible for bringing amino acids to the ribosome during translation and has a specific structure that includes an anticodon.
Define an anticodon. An anticodon is a sequence of three nucleotides in tRNA that is complementary to a codon in mRNA. This allows tRNA to match the correct amino acid with the mRNA sequence.
Conclude that the class of RNA molecules containing an anticodon is Transfer RNA (tRNA), as it plays a key role in decoding the mRNA into a polypeptide chain during protein synthesis.