Human Biology, 14 Edition

Published by McGraw-Hill Education
ISBN 10: 1-25924-574-8
ISBN 13: 978-1-25924-574-9

Chapter 16 - Section 16.1 - Endocrine Glands - Check Your Progress - Page 337: 1

Answer

Hormones are chemical substances of the body that controls and regulates the activities of cells or human organs.

Work Step by Step

Hormones are chemical substances of the body that controls and regulates the activities of cells or human organs.
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