In the Process of Peristalsis

question 38

Multiple Choice

In the process of peristalsis:

• A) waves of muscular contractions force food down the digestive tract.
• B) chemical digestion of food takes place in the digestive tract.
• C) food is discharged from the bodies of unicellular animals.
• D) digestion occurs intracellularly within food vacuoles.
• E) digestion of food takes place outside the body of an animal.

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