Erythropoietin is secreted by glandular epithelial cells directly into the bloodstream. what type of biological signaling substance is erythropoietin

Answer : Erythropoietin is a hormone, the reason being hormone is that it is directly poured into the bloodstream.

More blood cells are produced after the stimulation of bone marrow. The rise in the red cells increases the oxygen carrying capacity of the blood.

It is produced by the kidney.

It can be synthesized and used as treatment of many diseases.

It can also be used by the athletes to enhance their performance.