NEET Zoology Proteins Assertion Reason Question
Assertion (A): Proteins exhibit a tertiary structure that is essential for their biological function. | Reason (R): The tertiary structure of proteins is formed by the folding of the protein chain into a right-handed helix.
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
A is false.
Correct Answer
Detailed Explanation
The NCERT context states that the tertiary structure of proteins is formed by the long protein chain folding upon itself like a hollow woolen ball, which is crucial for biological function. The right-handed helix is part of the secondary structure, not tertiary.
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