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The enzymes which catalyze the reaction in which groups like H2O, CO2 and NH3 are removed from a double bond or added to a double bond, are ……….
a) ligases                                 
b) lyases
c) isomerases              
d) transferases

b

Which of the following is/are included in lyases?
a) decarboxylases       
b) deaminases
c) synthetases             
d) all of these

d

Which of the following are the heterogeneous group of enzymes which catalyzes several types of intermolecular rearrangements?
a) ligases                                 
b) lyases
c) isomerases              
d) transferases

b

Which of the following is/are the example/s of isomerases?
a) epimerase               
b) mutases
c) synthetases             
d) both a and b

d

Which of the following catalyze bond formation between two substrate molecules?
a) ligases                    
b) lyases
c) isomerases              
d) transferases

a

Explanation: the energy for these reactions are provided by ATP hydrolysis



Kind of molecules at which enzymes act are classified as………
a) substrate                
b) nitrates
c) concentrates           
d) solutes

a

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