State the functions of the following hormones:

(a) Thyroxine

(b) Adrenaline

(c) Growth hormone

(a) The function of thyroxine hormone is to control the rate of metabolism of carbohydrates, fats and proteins in the body.
(b) The function of adrenaline hormone is to regulate heartbeat, breathing rate, blood pressure and carbohydrate metabolism.
(c) The function of growth hormone is to control the development of bones and muscles.