Hormone
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Example:
Imagine trying to get a message to someone in a crowded room where everyone is talking. Just like you might write a note or send a text to ensure it reaches the right person without being lost in the noise, hormones act as chemical messengers in the body to communicate with specific target cells. The note or text is akin to the hormone, the crowded room represents the body, and the person receiving the message is like the target cell; the hormone ensures the message is delivered precisely to influence the right development or response.
Practice Version
Hormone: A chemical produced in the body that affects the development of target cells. Hormone. Hormones are substances that send messages throughout the body to help regulate functions like growth, mood, and metabolism.