Which of the following would happen if cells did not have enzymes? a. cells would not have any chemical reactions taking place b. cells would have some chemical reactions, but not enough to support life processes c. reactions in cells would be too slow to sustain life d. reactions in cells would be prevented from producing needed products at the right time

answer is C  

Enzymes are highly specific and incredibly efficient biological catalysts. For a matter a fact the human body would not exist without enzymes because the chemical reactions required to maintain the body would not occur fast enough. ... When cells in your body divide, each newly created cell must contain copies of your DNA.

well

explanation:

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.