Question

define hormone...... ​

Answer 1

Hormones

Hormones are chemical substances that affect the activity of another part of the body (target site). In essence, hormones serve as messengers, controlling and coordinating activities throughout the body.The main function of endocrine glands is to secrete hormones directly into the bloodstream.

Answer 2

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Definition - Hormones are chemicals that are released by only endocrine glands (ductless glands) for growth and development.

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• Hormones are released from the endocrine (ductless) glands directly into the blood stream.

• Hormones act on specific tissues or organs which are called target organs.

• They act a site different from where they are released.

• They coordinate a number of body activities and are responsible for growth.

• Hormones act like chemical messengers. They carry messages for the organs to function in a particular way. Hormones speed up, slow down or alter the activities of these organs according to the message.

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