Answer:They carry messages that result in a return of the system to its original state
Explanation:
Probably C if it's longer you are not drinking enough water
That is called Psychophysiological stress. Where an Illnesses is caused or exacerbated by stress. But the best answer that fits this question is hypertension.
Answer: collaboration
Explanation: You collaborate, or work together, with people around you
Answer:
energy balance.
Explanation:
The concept of energy balance is based on the fundamental thermodynamic principle that energy cannot be destroyed, and can only be gained, lost, or stored by an organism. Energy balance is defined as the state achieved when the energy intake equals energy expenditure.
<em>*Source for explanation: touch endocrinology*</em>