Explanation:
they differ because it doesn't hurl multi-cellular organisms if one cell dies but if a single celled organism looses its one cell that organism will die.
Genetically Modified bacteria can be harvested for Insulin using the process Mitosis and doing so they can asexually reproduce identically and make clones making them all have the insulin producing gene. If you would like a better explanation, it won't bother me if you ask:)
The atmosphere of Earth contains primarily nitrogen, 78.09% of nitrogen, 20.95% oxygen, 0.93% argon, 0.039% carbon dioxide, and small amounts of other gases.