6. Main function of an enzyme is to

A. increase the activation energy
B. decrease the activation energy
C. maintain constant activation energy
D. none of these

7. Who coined the word enzyme first?

A. Kuhne
B. Pasteur
C. Liebig
D. Buchner

8. The inactive protein from of enzyme is

A. apoenzyme
B. enzyme
C. haloenzyme
D. cofactor

9. The inactive organic molecular portion of enzyme is

A. apoenzyme
B. coenzyme
C. holoenzyme
D. none of these

10. Many enzymes consists of a protein combined with low molecular weight organic molecule called as

A. apoenzyme
B. co-enzyme
C. holoenzyme
D. co-factors