Question

Define the following term giving one example of each:

(i) Hormone

(ii) Exocrine glands

Answer 1

(i) Hormone

1. Hormones are chemical substances that are produced in the body of organisms and transported through blood and tissue fluid to a location where a stimulus to the cell or tissue is to be produced.
2. Example: Insulin.

(ii) Exocrine glands

1. Exocrine glands are the glands that produce secretions such as sweat, tears, saliva, milk, and digestive juices and release them through a duct or opening to body surfaces.
2. Example: Lacrimal gland.