Answer:
To regulate body activities (like growth and immunity) by sending chemical messages
Step-by-step explanation:
Endocrine system: The term "endocrine system" is described as a specific system that is being made up of different glands that tend to secrete and produce distinct hormones, chemical substances that are being produced inside an individual's body is responsible for regulating the activities of different organs and cells. However, the given hormones are responsible for regulating the body's metabolism, growth, and sexual function and development.