The digestive system breaks food into nutrients for the body, and tapeworms have no digestive system and consist primarily of a reproductive system. Given these facts, what breaks food into nutrients for the body among the following options:
- Fully cooking the oysters
 - secretion of acids and bases
 - Eating and drinking
 - the most widely used biofuel
 - the stage of citokinesis
 - To conserve energy
 - Something that tapeworms do not have
 - hydration of their cells


 

       Something that tapeworms do not have  