All cells have a cell membrane. its basically what protects the cells from getting toxins that are sometimes entering your body. without a membrane on all cells, you would get sick a lot!!
The answer is called monoclonal. Hope this helps and please don't forget to thank me.
Answer:
Human interaction with the ecosystem has rapidly spread disease to Yellowstone's wildlife, which has proven to have adverse effects on populations. Also, humans tend to leave trash in poor areas. Littering is a problem in Yellowstone because it can be ingested by the wildlife and also pollute the park.
Explanation:
