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.
One time I did bad on a quiz and decided studying for the first time. What I did well was drill the flash cards in my head, and practice myself. What I missed were questions I didn't know answers to because I didn't pay attention in class. What I would have done differently was study before tests and ask questions so that I can actually gain an understanding. If I faced the same test again I would definitely do better because I'm in a higher grade now.
Tad poles have gills that help them breathe underwater. frogs have lungs that help them breathe underwater. tadpoles have tails and fins to help them swim underwater. frogs have arms and legs to help them swim.
Researchers are most likely to use an electroencephalograph to measure their brain wave activity throughout the night. Formulating a hypothesis. Find out what goes on in people's brains during a typical night's sleep, Proposes that there is a relationship between the amount of sleep deprivation and the ability to solve complex mental tasks; the more sleep deprived people are, the more mistakes they are likely to make.
