Role of enzyme in chemical reaction?

Answer 1

An enzyme is a catalyst, and it speeds up the biochemical reaction. It does this by providing an alternate pathway for the reaction to occur, and this alternate pathway has a lower activation energy than the pathway in the absence of the enzyme.

Answer 2

Balls. :P OH MY GOD! Enzymes are used to break down food and saliva (Spit.)

Answer 3

Enzymes catalyze reactions - ie, increase the rate of the reaction (substantially)

Answer 4

Enhancing as well as inhibiting the reaction.

Answer 5

Enzymes are the catalysts of chemical reactions in organisms.

Examples: lactase, catalase, insulin, zymase.