Question

Which of the statements about 'Denaturation' given below are correct?
Statements :
(i) denaturation of proteins causes loss of secondary and tertiary structures of the protein.
(ii) Denaturation leads to the conversion of double strand of DNA into single strand'.
(iii) Denaturation affects primary structure which gets destroyed

• A. (ii) and (iii)
• B. (i) and (iii)
• C. (i) and (ii)
• D. (i), (ii) and (iii)

Answer 1

Answer: (C)

During denaturation secondary and tertiary structures of protein destroyed but primary structure remains intact.
Heat, acid and alkali denature DNA molecule and double strand of DNA converts into single strand.