Answer: Sphincter muscles
Explanation:
The circular rings of smooth muscles, that can contract to regulate the movement of the smooth muscles that can contract to regulate the movement of food through the gastrointestinal tract are known as sphincter muscles.
These two layers are outer layer and inner layer. The outer layer is longitudinal and the inner layer is circular. They contract rhythmically to squeeze food.
Answer:
A. A parasite is an organism that lives on or in another organism and takes its food.
Organ level of organization/Organ
Answer:
condoment
Explanation:
i found this because this is something you put on yoir burger or fries
