The digestive system breaks food into nutrients for the body, and nutrients are needed for the body to grow and remain healthy. Given these facts, what is needed for the body to grow and remain healthy among the following options:
- Organic compounds
 - Hair on the head
 - carbohydrates
 - Fast response time
 - The digestive system
 - Hair on the feet
 - deoxyribonucleic acid
 - organic molecules


 

     The digestive system    