Pit bulls are by far the most dangerous and aggressive breed of dog there is. Pit bulls were responsible for 22 deaths so far in the United States this year. They require extensive and proper training to prevent aggressive outbursts.
DNA packaging is an important process in living cells. Describe how DNA is packaged differently in prokaryotes and eukaryotes. In eukaryotic cells, DNA and RNA synthesis occur in a different location than protein synthesis; in prokaryotic cells, both these processes occur together.
What the DNA replication team does is very much like that. While a zipper has only one kind of tooth, DNA has four; A, T, C, and G. Lucky for me, they know where they belong. The first thing the DNA replication team does is unwind (un-zip) a small section of the old chromosome and pull the two strands apart.