Respuesta :
Answer: A
Explanation
The digestive tract carries out the function of peristalsis by moving food through the system. Peristalsis also removes excess liquid from the body. Chemical digestion breaks down food into small nutrients, but this process does not involve peristalsis. Finally, absorption of nutrients into the blood does not fall under the purview of peristalsis.
A
It is the wave like contractions and relaxation of the gullet to pull down food into the stomach
It is the wave like contractions and relaxation of the gullet to pull down food into the stomach