Which of the following types of RNA is responsible for guiding the assembly of amino acids during protein synthesis?

A Messenger RNA (mRNA)
B Transfer RNA (tRNA) ✓
C Ribosomal RNA (rRNA)
D Small nuclear RNA (snRNA)

Explanation

Transfer RNA (tRNA) molecules bring amino acids to the ribosome during protein synthesis, where they are linked together to form a polypeptide chain.

Source

Berg et al., Biochemistry
Fundamentals of Biochemistry Biochemistry Nucleic Acids and Protein Synthesis Easy MEDICAL Confidence: high