2. The stomach is the only part of the alimentary canal with three muscular layers. Why does the stomach need three layers of muscle? 3. The mucosa secretes that chemically digests food. After food is mixed with these secretions it is called

2. The stomach is the only part of the alimentary canal with three muscular layers. Why does the stomach need three layers of muscle? 3. The mucosa secretes that chemically digests food. After food is mixed with these secretions it is called

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Concept explainers

Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.

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2. The stomach is the only part of the alimentary canal with three muscular layers. Why does the
stomach need three layers of muscle?
3. The mucosa secretes
that chemically digests food. After food
is mixed with these secretions it is called

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