Among the α-amino acids - threonine, tyrosine, methionine, arginine and tryptophan, those which contain an aromatic group in their side chain are

Question

Among the α-amino acids - threonine, tyrosine, methionine, arginine and tryptophan, those which contain an aromatic group in their side chain are (A) threonine and arginine (B) tyrosine and tryptophan (C) methionine and tyrosine (D) arginine and tryptophan

Tardigrade Admin · Accepted Answer

The structure of given a-amino acids are as follows <img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/chemistry/1778d2788d912f4af668b54a48bb106a-.jpeg" /> Thus, tyrosine and tryptophan contain an aromatic group in their side chain.

Q. Among the $α$ -amino acids - threonine, tyrosine, methionine, arginine and tryptophan, those which contain an aromatic group in their side chain are

threonine and arginine

tyrosine and tryptophan

methionine and tyrosine

arginine and tryptophan

The structure of given a-amino acids are as follows

Thus, tyrosine and tryptophan contain an aromatic group in their side chain.

Q. Among the α-amino acids - threonine, tyrosine, methionine, arginine and tryptophan, those which contain an aromatic group in their side chain are