Biomolecules Ques 33
33. Identify an element amongst the following which is responsible for oxidation of water to $O_2$ in biological processes
[1997]
(a) $Fe$
(b) $Mn$
(c) $Mo$
(d) $Cu$
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Answer:
Correct Answer: 33.(b)
Solution:
(b) Water oxidation is catalyzed by a manganese containing cofactor. Here, cofactor is a species which increases the activity of an enzyme.