Question

define hormone.name four characteristics of hormones in humans....(sa1 tomorrow pls answer)

Answer 1

Sexual or chemical messenger are hormones....

Answer 2

Hormones are the chemical messengers, secreted directly into the blood, taking them into the body's organs and tissues to exercise their functions.

• Many forms of hormones work on different aspects of body functions and processes.The characteristics of hormones are -
• The thyroid hormone secrets t3 and t4 that helps in regulating body metabolism.
• The insulin is secreted by the pancreas which helps in maintaining the sugar levels in the body.
• The growth hormone helps in the overall growth and development of the body.
• Renin which is secreted by kidneys helps in controlling blood pressure.