Proteins — Prelims Questions

Which of the following statements about protein structure is INCORRECT?

A polypeptide chain contains 100 amino acids. How many peptide bonds are present in this chain?

Which of the following amino acids is considered essential for humans?

Which type of bond is primarily responsible for stabilizing the alpha-helical and beta-pleated sheet structures in proteins?

Which of the following processes involves the loss of a protein's native three-dimensional structure and biological activity, typically without breaking peptide bonds?

Which of the following proteins is primarily involved in oxygen transport in the blood?