Multiple choice

Protein structure is the biomolecular structure of a protein molecule. Which of the following statments regarding the tertiary structure of proteins is incorrect?

  1. Hydrophobic interactions also contribute to the tertiary structure.

  2. Hydrogen bonds are also present in the tertiary structure of proteins.

  3. Electrostatic interactions are present between charged amino acid chains.

  4. The folding of the polypeptide chain is stabilised by strong, non-covalent interactions.

  5. The linear sequence of polypeptide chain is folded into compact globular structure.
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D Correct answer
Explanation

The folding of the polypeptide chain is stabilised by weak, non-covalent interactions.

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