what is a group of cells working together
You need to be clearer with your questions. If you're talking about inanimate or inorganic cells such as the ones your car uses then a group of cells is a battery. In terms of confinement chambers a group of cells work together to form a homely place called Prison. In Organisms/ Biology, a group of cells working together is a Tissue, a Group of Tissue's working together is an Organ, A group of Organs is a system: and systems can make up entire organisms. Source(s): A-Level Biology. NimbleNimrod Â· 9 years ago. Thumbs up.