SCIENCELIVE

Millions of years ago, man had only little influence on the environment, the could only till the land to get what he eats, these foods he processed in a way which could be described as crude when compared to our contemporary food processing method and these foods were taken in a form which was as natural as possible. Little attempts were made towards complete processing of these foods while some of them were eaten raw. A food processing industry. Source: Wikimedia - CC BY-SA 3.0.

Cell sustenance is a phrase coined to denote the several mechanisms and actions employed by the cells to maintain its normal form and to enable the continuity of it’s functions. Cell sustenance encompasses the various means undertaken by the cells to protect itself as a whole and the individual organelles which makes it up as an injury to any of the vital organelles of the cell eventually leads to the destruction of the cell. Cells are the basic functional unit of life; this is a relatively simplified definition of a cell, yet the most complex definition. Every life constitutes of a cell, this term has also been used in several other disciplines to connote the simpler units which makes up a more complex object which is not necessarily a living thing. ‘Functional unit of life ’, this is so, not only because the cell perform every action attributed to a living thing, but also because every action of our a living thing can be explained in terms of the functions of the individual

Decades of committed research has demystified the concept of human nutrition and the series of processes which the chunks of semi-solid foods we consume and the liquids we take get to be utilized by the body to bring about the comfort we feel after taking them in a process known as metabolism .