A Holoenzyme Consists Of

Question

A holoenzyme consists of:
A)an apoenzyme plus a cofactor
B)an apoenzyme plus a coenzyme
C)an protein and non-protein component
D)all of these

Accepted Answer

A holoenzyme is a complete, catalytically active enzyme together with its bound coenzyme and/or metal ions. It consists of an apoenzyme (the protein part) plus a cofactor, which can be a coenzyme (an organic molecule) or a metal ion, making all the given options correct components of a holoenzyme.