Which of the following best describes the function of the endocrine system? O A. It secretes chemical messengers that travel thr
ough the blood to signal changes at target cells B. It binds chemical messengers that travel through the blood from target cells. C. It releases electrical impulses that travel through body cells to signal changes at target cells. OD. It converts chemical messages into electrical impulses to signal changes at target cells. PLZ HELP
A. It secretes chemical messengers that travel through the blood to signal changes at target cells.
Explanation:
The endocrine system is made up of glands that generate and release hormones; chemical matters produced in the body that control the activity of cells or organs.
