Some questions about coenzymes, the organic cofactors of enzymes

 

(E-12) FMN and FAD have in common that in both structures we can find:

 

a)     riboflavin

b)     adenosine

c)      AMP

d)     Ribose

e)     Adenine

 

(E-13) FMN, FAD, NAD⁺ and NADP⁺ are organic cofactors in reactions catalyzed by enzymes:

 

a)     oxidoreductases

b)     lyases

c)      ligases

d)     isomerases

e)     hydrolases

f)       transferases

 

(E-14) A compound present in NAD⁺ and NADP⁺ but not in FMN and FAD is:

 

a)     Niacin

b)     Riboflavin

c)      Adenin

d)     Ribose

e)     Phosphate