Question:
Proteins are found to have two different types of secondary structures viz.
α-helix and β-pleated sheet structure. α-helix structure of the protein is stabilised
by :
(i) Peptide bonds
(ii) van der Waals forces
(iii) Hydrogen bonds
(iv) Dipole-dipole interactions
Solution:
Option (iii) Hydrogen bonds is the answer.
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