In art, a medium is the material that artists use to create their art. It's that simple. Whatever a piece of art is made out of is its medium. The plural of medium is media.
Answer:
If I'm not mistaken the answer is hormones.
Explanation:
Hormones are chemical messengers that travel throughout the body coordinating complex processes like growth, metabolism, and fertility. They can influence the function of the immune system, and even alter behavior. Before birth, they guide development of the brain and reproductive system.
Music notes..............
<span>incidental music. hope this helps </span>