Multiple choice

The secondary structure that has maximum number of H-bonds within a chain is

  1. β-conformation

  2. α-conformation

  3. A-conformation

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The alpha-helix is a tightly coiled structure where the carbonyl oxygen of one amino acid forms a hydrogen bond with the amide hydrogen of the fourth amino acid down the chain, maximizing internal hydrogen bonding.

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