question_answer

The type of bond that is most important in maintaining secondary structure of a protein is

A)  disulphide bridges

B)  hydrogen bonding within the backbone

C)  hydrogen bonding between R group

D)  salt bridges

Correct Answer: B

Solution :

                 Secondary structure of a protein is generally maintained by hydrogen bonding between the\[-NH\]group of one amide and the\[C=O\]group of another amide.