Question

What is peristalsis?

A
an enzyme that helps food dissolve

B
nutrients that are absorbed by organs

C
an organ that stores waste until it is removed from the body

D
muscle contractions that move food down the digestive tract

Answer 1

D

muscle contractions that move food down the digestive tract

Step-by-step explanation:

Directly from definition: Peristalsis is a series of wave-like muscle contractions that move food through the digestive tract.