Question

chemical messengers that send messages throughout the body.
cells that receive and send signals
the basic unit of all living things.
an organized group of cells that work together to form organs and glands.
collections of body tissue that perform specific body functions.
the surface layer of the skin.
the middle layer of skin that contains hair follicles and oil glands.
the innermost layer of skin that contains fat, blood vessels, and nerves.
choose
choose
dermis
neurons
body tissue
epidermis
cells
hypodermis
organs & glands
hormones
choose
choose
choose

Explanation:

First Row (CHEMICAL MESSENGERS that send messages throughout the body)

Hormones are chemical messengers that travel through the body to regulate various functions.

Neurons are specialized cells that receive and transmit electrical and chemical signals in the nervous system.

Cells are the fundamental building blocks of all living organisms, serving as the basic unit of life.

Answer:

Hormones

Second Row (CELLS THAT receive and SEND SIGNALS)