Where is the amino acid attached to a tRNA molecule?
A) 3'-hydroxyl of an adenine residue
B) 5'-hydroxyl of a uridine residue
C) 2'-hydroxyl of a guanine residue
D) 3'-hydroxyl of a cytosine residue
E) 2'-hydroxyl of a guanine residue.

Question

Quizplus · Accepted Answer

The amino acid is attached to the 3' end of the tRNA molecule, specifically to the 3' hydroxyl group of an adenine residue in the CCA-accepting stem.

Where Is the Amino Acid Attached to a TRNA Molecule