Question

mind map on animal hormone

I will give 20 points​

Answer 1

Explanation:

The chemical compounds are hormones are secreted in small amounts by endocrine glands. these are poured directly in the blood. they are carried to specific organ with the help of circulatory system. adrenaline, thyroxine, growth hormone, testosterone , insulin hormones co-ordinate the activities of living organisms and also their growth the timing and the amount of hormones released are regulated by the feedback mechanism.