A strong covalent bond between amino acids that functions in maintaining a polypeptide's specific three-dimensional shape is a (an)
A)ionic bond.
B)hydrophobic interaction.
C)van der Waals interaction.
D)disulfide bond.
E)hydrogen bond.

Question

Quizplus · Accepted Answer

Disulfide bonds are formed between two cysteine amino acids that have sulfhydryl groups in their side chains. These bonds are strong covalent bonds that can hold different parts of a protein together and play a crucial role in stabilizing the protein's three-dimensional structure.

A Strong Covalent Bond Between Amino Acids That Functions in Maintaining