You are presented with the question "Steroids are derivatives of what?" and the following answer choices: 
- fossil fuels
 - kinetic energy
 - Pesticides
 - sensory neurons
 - cholesterol
 - layers of fat
 - acetic acid
 - bioaerosols

Now knowing that steroid hormones are made of lipids, such as phospholipids and cholesterol and steroids Steroids are lipids and, more specifically, derivatives of cholesterol, choose the best answer.


 

     cholesterol    