Which of the following statement(s) is/are correct?
(i) Nearly 
rd of all enzymes requires the presence of metal ions for catalytic function.
(ii) Metal ions form coordinate bond with side chain at active site of metalloenzyme and at the same time form one or more coordinate bonds with the substrate.
(iii) NAD and NADP (coenzymes) contain niacin (vit.B3)
(iv) Coenzymes are organic compounds but their association with the apoenzyme is only transient, usually occurring during catalysis.
Text Solution
Verified by ExpertsNOT AVAILABLE
All of these statements are correct.
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