Question: 100% NCERT covered from Particular Keyword.Explanations are 100% from NCERT | [Difficult level: Easy] From NCERT NEET Derived Question.
Secondary structure of protein is mainly governed by
(a) hydrogen bonds (b) covalent bonds
(c) ionic bonds (d) disulphide bonds
Answer:
(a) The arrangement of polypeptide chains formed as a
result of hydrogen bonding is called secondary
structure of proteins.
- alpha-helix is formed by intramolecular H-bonding.
- beta-pleated sheet is formed by intermolecular H-bonding
