what-is-unique-about-the-structure-of-tryptophan-compared-to-other-aromatic-amin

Question

What is unique about the structure of tryptophan compared to other aromatic amino acids?

Accepted Answer

It has two joined rings, including a five-membered ring and a six-membered benzene ring

Answer

It has a hydroxyl group attached to the benzene ring

Answer

It has a single benzene ring

Answer

It has a carboxyl group attached to the benzene ring