Smooth muscles of the digestive system move food by the process of peristalsis.
a. true
b. false

A. True

Explanation: "Peristalsis. Peristalsis is a series of muscular contractions that propel food through the small intestine. These kinds of controls help you get the most nutrients out of your food. ... This coordinated contraction of smooth muscle keeps food moving on its one-way path through your digestive system."

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies

compost can be added to topsoil as a:

pesticide