You are presented with the question "What can fats consist of?" and the following answer choices: 
- Energy
 - Weight
 - ice
 - chlorophyll
 - water
 - Energy.
 - Chemical energy
 - fatty acid

Now knowing that lipids may consist of fatty acids alone, or they may contain other molecules as well and fats are known as lipids, choose the best answer.


 

        fatty acid 