A) dipeptide bonds
B) hydrogen bonds
C) ether bonds
D) peptide bonds
Correct Answer: B
Solution :
The helical structure of protein is stabilized by hydrogen bonds between amide group of the same peptide chain. These bonds are formed \[by-NH-\]group of one unit and oxygen of carbonyl group of the third unit. This\[H-\]bonding is responsible for holding helix in a position.
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