Hormones are a group of chemicals released by exocrine glands
These hormones are directly secreted into bloodstream from where they reach the site.
Answer:
The pain nerves in her hand go to the brain to notify it. The brain processes this information and decides to tell the hand to remove itself from the stove. Then, the brain sends this signal back to the hand to make it remove tself from the stove.
Explanation:

Cellular homeostasis involves maintaining a balance of several factors that make a cell healthy. The cell membrane is a lipid bilayer that prevents that passage of water and ions. This allows cells to maintain a higher concentration of sodium ions out the outside of the cell.
The large vacuole stores water and other materials for a plant cell
