Question

tRNA attaches, amino acid at its

• A. 3' end
• B. 5' end
• C. Anticodon
• D. Loop

Answer 1

The correct option is A 3' end

tRNA attaches, amino acid at its 3' end. The covalent attachment to the tRNA 3' end is catalyzed by enzymes called as aminoacyl-tRNA synthetases. During protein synthesis, tRNAs with attached amino acids are delivered to the ribosome by proteins called elongation.