Moderate

The amino acid residue having animino side chain is____________?

Correct answer: D. Proline

  • A. Lysine
  • B. Histidine
  • C. Tyrosine
  • D. Proline

Explanation

Proline is called an imino acid because its side chain forms a ring with the amino nitrogen, making its amino group secondary. Lysine, histidine, and tyrosine have conventional amino groups.

Last updated

Practise Proteins and Amino Acids

55 free Proteins and Amino Acids MCQs from Biochemistry, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Biochemistry questions like this

Biochemistry is on 3 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.

Related questions