Question

4. (a) What are hormones?
(b) List four characteristics of hormones.
(c) Name the hormones required for the following:
(i) Functioning of mammary glands.
(ii) Regulation of calcium and phosphate in blood.
(iii) Lowering of blood glucose
(iv) Development of moustache and beard in human male.​

Answer 1

Answer:

hormonrs are secretions of enfocrine glands which pour them directly into the blood stream .

Explanation:

2) rwgulation of calcium and phosphate in blood