A single-celled organism is found living in a deep sea vent at the bottom of the ocean in extremely hot water. If it is examined further, which of the following is most likely to be found within it?. . It will have a nucleus and other membrane-bound organelles since it is likely a member of the domain Eukaryota.. . It will have a cell membrane since it is likely a member of the domain Archaea and the Kingdom Protista.. . It will have DNA and RNA, as well as a cell wall, since it is likely a member of the domain Bacteria.. . It will have DNA that is not contained in a nucleus since it is likely a member of the domain Archaea.