The human body contains about 100 trillion ... the DNA code from cell to cell is the same, there are many different types of cells within the body, each with a specific function.

As an example, consider the epithelial cells that line the inner and outer surfaces of the human body — including ... cells are diverse in their protein makeup and function.

About 100 cells divide every second in our body. A key protein in cell division ... However, its exact function in the early phase of cell division has been controversial in research.

The human body ... cells of the kidneys need a constant supply of energy for continual blood filtration, and so does the liver to accomplish its important biosynthetic functions. Despite their ...