Question

Hormones are ______

• A. messengers
• B. catalysts
• C. enzymes
• D. inhibitors

Answer 1

Answer:

A. messengers

Hormones are chemical substances produced by the endocrine glands in the human body. They are carried to different parts of the body through the blood stream. Because of the action of hormones as intercellular communicators, they are called chemical messengers.