I was lucky enough to ask my sister who is working at a laboratory to take a picture of red blood cells. The cell is the basic unit of life, it makes up tissues, which make up the organ that makes up the organ systems. All of those things are the components of a living organism.
I was lucky enough to ask my sister who is working at a laboratory to take a picture of red blood cells. The cell is the basic unit of life, it makes up tissues, which make up the organ that makes up the organ systems. All of those things are the components of a living organism.