The mammalian endocrine system is responsible for?

A.

 transmitting impulse

B.

regulating body temperature

C.

regulating osmotic pressure of blood

D.

chemical co-ordination

E.

the manufacture of blood

Correct answer is D

Endocrine glands release hormones into the bloodstream. This lets the hormones travel to cells in other parts of the body.

The endocrine hormones help control mood, growth and development, the way our organs work, metabolism , and reproduction.