Fact 1: Food consists of organic molecules that store energy in their chemical bonds.

Fact 2: Basically, heat is energy.

Given the two facts above, answer the question "Food consists of organic molecules that store heat where?" with the following options: 
- in their chemical bonds
 - the rest of the body
 - the environment
 - by keeping them warm
 - Earth orbiting the Sun
 - Earth revolving around the sun
 - it helps plants in growing
 - the body's largest organ


 

 in their chemical bonds        