alleryThe overall folding of the polypeptide chain is which level of protein structure?
ATextural structure
BTertiary structure
CTernary structure
DTerminal structure
Answer & Solution
Correct answer: B. Tertiary structure
1. Protein structure is described at four levels.
2. The third of them folds the second level further.
3. The tertiary structure represents overall folding of the polypeptide chains.
4. So the answer is the tertiary structure.
_Source: syllabus Chemistry Part II, Ch 10 'Biomolecules'_
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