deziriaawilliams1
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Help Me Please
The human digestive system is approximately 900 cm long. Food is moved through the digestive tract. primarily by-
A- hydrochloric acid in the stomach
B- the enzymes amylase and pepsin
C-bile produced by the pancreas
D- muscular contractions​

Respuesta :

4223

Answer:

D

Explanation:

the movement of your digestive system is through muscles within your wall that contract to push food down.