The human body is consist of cells. It means that cells are everywhere in our body. There are heart cells, lung cells, brain cells, etc. Even our finger nails are mainly cells. They become of all the important organs and parts in our body. Imagine your heart, lung, or brain is functioning not well or making you feel pain because something goes wrong with those related cells? Not even to think about it. The human body can’t live without the good functions of cells.
And to be more concise, proteins are the major part of cells. Where there is a cell, there is a protein or more. Learn more about proteins in human body, visit www.creativebiomart.net/research-area.htm for professional knowledge. It’s a protein supplier who could be reliable on proteins based on their large amount of lab data.
Wish this would help.