Fact 1: All chemical reactions require activation energy to get started.

Fact 2: Enzymes are catalysts and accordingly, speed up reactions by decreasing the activation energy.

Given the two facts above, answer the question "What can make a chemical reaction easier to get started?" with the following options: 
- sweating
 - ATP
 - Carbohydrates
 - heat
 - a stove
 - DNA
 - Enzymes
 - electron


 

       Enzymes  