Answer: Bacterial cells can be genetically modified so that they have the gene for producing human insulin. As these modified bacteria grow, they produce human insulin.
Explanation:
the broken rock layers of mostly solid rock is true
Ribosomes process proteins that the cells need just like the softball team process the information that the coach give them in order to win.
If you're referring to what a group of zebras is called. Its very interesting, a group of zebras is called a Dazzle or a Zeal!