MCQEasyJEE Main 2026 · 21 January, Shift 2Proteins (Amino Acids, Structure, Denaturation)

Chemistry Question from JEE Main 2026 · 21 January, Shift 2

The correct statements are :

A. Activation energy for enzyme catalysed hydrolysis of sucrose is lower than that of acid catalysed hydrolysis.

B. During denaturation, secondary and tertiary structures of a protein are destroyed but primary structure remains intact.

C. Nucleotides are joined together by glycosidic linkage between C1C_1 and C4C_4 carbons of the pentose sugar.

D. Quaternary structure of proteins represents overall folding of the polypeptide chain.

Choose the correct answer from the options given below :

  • A

    A, B and D Only

  • B

    A and B Only

  • C

    B and C Only

  • D

    A, C and D Only

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