endocrine system
This called the endocrine system.
This called the endocrine system.
endocrine system
The endocrine system creates hormones and the glands of the system release them into the body.
endocrine system
Endocrine glands secrete chemicals called HORMONES into the bloodstream
It's the Endocrine System
The endocrine system's messages are in the form of chemicals called hormones. They are carried through the body by the circulatory system.
endocrine system
No, it is not.
A T lymphocyte can produce a protein that the lymphocyte itself responds to. The result of this is a larger population of active t lymphocytes in this case is the protein acting as a hormone, autocrine or paracrine