Elements such as iron, copper, cobalt, manganese, iodine, selenium, etc., are required by plants and animals in very small quantities and are termed trace elements. The importance of the inorganic salts will be understood from the fact that salt starvation causes death much earlier than food starvation. Although the salts give no energy yet they are essential for our life. [...]
In this article we will discuss about:- 1. Meaning of Specific Dynamic Action 2. Facts About Specific Dynamic Action 3. Causes. Meaning of Specific Dynamic Action (S.D.A): All foodstuffs, after being ingested, increase the rate of heat production though the subject is in a basal state. This increased heat production due to ingestion above the basal metabolic rate (B.M.R) is [...]
The control factors of mineral metabolism is a very complicated phenomenon. In the unicellular animals the mechanism is relatively simple and is probably carried out by adjusting the permeability of the cell membrane. But in the higher animals and human beings, although this primitive system persists, yet a lot of other factors have stepped in, as a result of which, [...]