Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEETChemistryBiomolecules

Which secondary structure of proteins is characterized by peptide chains laid side by side and held together by hydrogen bonds?

Options

  1. AAlpha-helix
  2. BBeta-pleated sheet
  3. CTertiary structure
  4. DQuaternary structure

Correct answer

B. Beta-pleated sheet

Step-by-step solution

The beta-pleated sheet structure in proteins involves peptide chains stretched out and held together by intermolecular hydrogen bonds.

Practice Biomolecules on Quantrex Academy →

More from Biomolecules

What type of sugar is the stachyose? 2026What is the number of stereo structure of glucose? 2026Which of the following is having largest size? 2026Which of the following is non reducing sugar? 2026Which of the following exists as a zwitter ion ? 2026Which of the following is a disaccharide ? 2026Name the polymer in which chains are formed by -1,4-glycosidic linkages between -glucose units and branches are formed by -1,6-glycosidic linkages. 2026Match List I with List II List I (CARBOHYDRATE) List II (TYPE) (A). Glycogen (I). Oligosaccharide (B). Stachyose (II). Monosaccharide (C). Ribose (III). Polysaccharide Choose the c 2026 Full Biomolecules list All NEET PYQs