Question

Cofactor for catalase and peroxidase is

(1) Zn2+ (2) Cl–

(3) Haem (4) Niacin
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Answer 1

Answer:

Explanation:

Fe3+ + H2O2 {\displaystyle \rightleftharpoons }\rightleftharpoons  [Fe4+=O]R' (Compound I) + H2O

[Fe4+=O]R' + substrate --> [Fe4+=O]R (Compound II) + oxidized substrate

[Fe4+=O]R + substrate --> Fe3+ + H2O + oxidized substrate