Fact 1: Lipids may consist of fatty acids alone, or they may contain other molecules as well.

Fact 2: Fats are known as lipids.

Given the two facts above, answer the question "What can fats consist of?" with the following options: 
- Energy
 - Weight
 - ice
 - chlorophyll
 - water
 - Energy.
 - Chemical energy
 - fatty acid


 

        fatty acid 