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 C₁ and C₄ 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: