Fact 1: Animals use saturated fatty acids to store energy.

Fact 2: Potential energy is energy stored.

Given the two facts above, answer the question "Animals use saturated fatty acids to become what?" with the following options: 
- Something to move
 - to stay alive
 - solid, liquid, gas
 - increased body strength
 - To keep their body heat.
 - a gas in the air
 - potential energy
 - chemicals


 

       potential energy  