In farm animals, hormones are released into the 

A.

Blood stream

B.

Muscle tissue

C.

Adipose

D.

Nervous system

Correct answer is A

Endocrine glands make chemicals called hormones and pass them straight into the bloodstream. Hormones can be thought of as chemical messages. From the blood stream, the hormones communicate with the body by heading towards their target cell to bring about a particular change or effect to that cell.