Enzymes Regulation 8. The inactive protein from of enzyme is
1. Allosteric enzymes are A. apoenzyme
B. enzyme
A. larger than simple enzyme C. haloenzyme
B. smaller than simple enzyme D. cofactor
C. larger and more complex than simple enzyme
D. smaller than simple enzyme but not complex 9. The inactive organic molecular portion of enzyme is
2. Intracellular enzymes A. apoenzyme
B. coenzyme
A. synthesize cellular material only C. holoenzyme
B. synthesize cellular material and perform catabolic D. none of these
reaction
C. synthesize cellular material and perform anabolic 10. Many enzymes consists of a protein combined with low
reaction molecular weight organic molecule called as
D. only provide energy to the cell
A. apoenzyme
3. Enzyme catalase has non-protein metal as B. co-enzyme
C. holoenzyme
A. magnesium D. co-factors
B. manganese
C. iron 11. Organic molecules that increase the rate of metabolic
D. zinc reactions with themselves changing are known as
4. Isozymes or iso enzymes are those enzyme which A. coenzymes
B. enzymes
A. have same structural forms C. substrates
B. have different structural forms but identical catalytic D. reactants
properties
C. catalyses oxidation reactions 12. Protein portion of an enzyme when it is combined with
D. none of these organic molecule is termed as
5. Enzymes are A. apoenzyme
B. co-enzyme
A. organic compounds produced by living organism C. holoenzyme
B. inorganic compounds D. co-factors
C. organic as well as inorganic compounds
D. all of these 13. The active form of enzyme is
6. Main function of an enzyme is to A. apoenzyme
B. coenzyme
A. increase the activation energy C. holoenzyme
B. decrease the activation energy D. none of these
C. maintain constant activation energy
D. none of these 14. Enzymes can
7. Who coined the word enzyme first? A. not pass through semipermeable membrane
B. pass through semipermeable membrane
A. Kuhne C. dissolve semipermeable membrane
B. Pasteur D. none of these
C. Liebig
D. Buchner
1. Allosteric enzymes are A. apoenzyme
B. enzyme
A. larger than simple enzyme C. haloenzyme
B. smaller than simple enzyme D. cofactor
C. larger and more complex than simple enzyme
D. smaller than simple enzyme but not complex 9. The inactive organic molecular portion of enzyme is
2. Intracellular enzymes A. apoenzyme
B. coenzyme
A. synthesize cellular material only C. holoenzyme
B. synthesize cellular material and perform catabolic D. none of these
reaction
C. synthesize cellular material and perform anabolic 10. Many enzymes consists of a protein combined with low
reaction molecular weight organic molecule called as
D. only provide energy to the cell
A. apoenzyme
3. Enzyme catalase has non-protein metal as B. co-enzyme
C. holoenzyme
A. magnesium D. co-factors
B. manganese
C. iron 11. Organic molecules that increase the rate of metabolic
D. zinc reactions with themselves changing are known as
4. Isozymes or iso enzymes are those enzyme which A. coenzymes
B. enzymes
A. have same structural forms C. substrates
B. have different structural forms but identical catalytic D. reactants
properties
C. catalyses oxidation reactions 12. Protein portion of an enzyme when it is combined with
D. none of these organic molecule is termed as
5. Enzymes are A. apoenzyme
B. co-enzyme
A. organic compounds produced by living organism C. holoenzyme
B. inorganic compounds D. co-factors
C. organic as well as inorganic compounds
D. all of these 13. The active form of enzyme is
6. Main function of an enzyme is to A. apoenzyme
B. coenzyme
A. increase the activation energy C. holoenzyme
B. decrease the activation energy D. none of these
C. maintain constant activation energy
D. none of these 14. Enzymes can
7. Who coined the word enzyme first? A. not pass through semipermeable membrane
B. pass through semipermeable membrane
A. Kuhne C. dissolve semipermeable membrane
B. Pasteur D. none of these
C. Liebig
D. Buchner
