Question

(a) How does chemical coordination take place in human beings?
(b) Why is the use of iodised salt advisable?

Answer 1

Explanation:

Chemical coordination in human beings occurs through chemical messengers called hormones. ... Hormones are secreted by glands directly in blood stream to act at distant sites in the body (target organs).

Iodised salt is advisable to help reduce the chance of iodine deficiency in humans. Iodine deficiency commonly leads to thyroid gland problems, specifically endemic goiter. In endemic goiter, there occurs enlargement of the thyroid gland due to iodine deficiency

Answer 2

Explanation:

Explanation:

Chemical coordination in human beings occurs through chemical messengers called hormones. ... Hormones are secreted by glands directly in blood stream to act at distant sites in the body (target organs).

Iodised salt is advisable to help reduce the chance of iodine deficiency in humans. Iodine deficiency commonly leads to thyroid gland problems, specifically endemic goiter. In endemic goiter, there occurs enlargement of the thyroid gland due to iodine deficiency