You are presented with the question "What does the human body use to repair cells?" and the following answer choices: 
- layers of fat
 - Enzymes
 - exercise
 - barrel-shaped
 - sweating
 - Amino Acids
 - energy
 - exoskeleton

Now knowing that protein is used to repair cells by the human body and amino acids form protein, choose the best answer.


 

      Amino Acids   