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Biology Laboratory Manual, 6/e
Darrell S. Vodopich, Baylor University
Randy Moore, University of Minnesota--Minneapolis


Essay Quiz

Complete the essay questions below and provide your answers as required by your instructor.



1

Describe the path of food from the point it enters the mouth to the point it exits the anus.
2

Describe how antagonistic muscles function to allow movement.
3

Given what you know about the digestive system, basically explain how ulcers can form in the duodenum.