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

Fact 2: Bacteria are capable of growth on fatty acids and lipids.

Given the two facts above, answer the question "what can bacteria grow on?" with the following options: 
- fatty acids
 - swamp vegetation
 - Most plants
 - vinegar
 - amino acids
 - calories
 - protein
 - loose dirt


 

 fatty acids        