Question

List three characteristics of animals hormones.

Answer 1

Characteristics of hormones:

• Hormones act as chemical messengers.

• They are secreted by living cells/tissues or organs called glands.

• They are secreted in very small quantities by glands.

• They act upon specific cells, tissues, or organs called the target sites.

• They are generally slow in action, but have long lasting effects.

• They either accelerate or inhibit a reaction.