List of top Chemistry Questions on Amino Acids asked in CUET (UG)

Choose the optically inactive amino acid from the following:

Identify the correct statements.

  • Arginine and Tryptophan are essential amino acids.
  • Histidine does not contain heterocyclic ring in its structure.
  • Proline is a six membered cyclic ring amino acid.
  • Glycine does not have chiral centre.
  • Cysteine has characteristic feature of side chain as \( \mathrm{MeS-CH_2-CH_2-} \)
Which types of bonds or interactions are found in the $\beta$-helix of protein?
Match List-I with List-II:
List-I (Amino Acid)List-II (Nature of Amino Acid)
(A) Valine(I) Basic amino acid
(B) Glycine(II) Neutral optically active amino acid
(C) Lysine(III) Acidic amino acid
(D) Glutamic acid(IV) Neutral optically inactive amino acid
Choose the correct answer from the options given below:
Which among the following is an essential amino acid?