Chemistry-Proteins

NEET Chemistry Proteins MCQ Question

Type: MCQ-diagram based-Medium-Class 12

Consider a diagram illustrating the four levels of protein structure: primary, secondary, tertiary, and quaternary. Which level of protein structure is characterized by the sequence of amino acids in a polypeptide chain?

Question diagram
A

Primary structure

B

Secondary structure

C

Tertiary structure

D

Quaternary structure

Correct Answer

Option A

Detailed Explanation

The primary structure of proteins is the specific sequence of amino acids in a polypeptide chain, as stated in the NCERT context.

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