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The catalytic activity of an enzyme is restricted to its small portion called…..
a) inhibitory region    
b) active site
c) regulation region    
d) passive site

b

Which of the following has/have the co-enzyme activity?
a) NAD+                                 
b) FAD+
c) Ca+2                                        
d) both a and b

d

Non-competitive inhibitor reacts with enzyme at……..site.
a) allosteric               
b) active
c) whole body            
d) both a and b

a

The enzymes which work according to lock and key model are called…enzymes.
a) allosteric                 
b) regulatory
c) non-regulatory      
d) both a and b

c

Which of the following enzyme/s is/are the example/s of non-regulatory enzyme/s?
a) sucrase                    
b) carbonic anhydrase
c) maltase                          
d) both a and c

d

Enzymes which follow the induced fit mechanism are called…….enzymes.
a) allosteric                 
b) regulatory
c) absolute                              
d) both a and b

d

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