A series of hollow organs joined in a long, twisting tube from the mouth to the anus.

The digestive system!

Explanation:

The digestive system is made up of the digestive tract - a series of hollow organs joined in a long, twisting tube from the mouth to the anus - and other organs that help the body break down and absorb food.

Organs that make up the digestive tract are the mouth, esophagus, stomach, small intestine, large intestine - also called the colon - rectum, and anus.

answer; atp and nadph;