Are bacteria and viruses bound by a cell membrane or is it exclusive to one of them? Do bacteria and viruses have a nucleus or do only one of them have one?

Explanation:Lack membrane-bound organelles - While bacteria have a few organelles involves in metabolism and reproduction, they, like viruses, do not have membrane-bound organelles. In viruses, the nucleic acid is not contained in a nucleus as is the case with eukaryotic cells.

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v

trachea, alveoli, lung capillaries, arteries