Answer: Serve different function
Step-by-step explanation:
The different types of the organism on earth serves different functions in the body. This is known as the cell differentiation.
In this way, different functions inside the body is performed by different organs of the body.
The differentiation of cell means that different cells of the body performs different functions of the body.
The liver cells in the liver is equipped for the digestion of fat in the body. The skin is equipped to protect the body from external pathogens et cetera.