The endocrine system is made of glands that secrete hormones. These hormones help regulate the organs and cells activity. The hormones among other things control your metabolism.
That is called the focus. It's beneath the epicenter
1. Growth
2. Tumor
3. Body
An eukaryote is a cell that has organelles like the mitochondria, nucleous, etc.. A prokaryote is a cell with no organelles, meaning that the dna flows freely in it. A way i remember which is which, is that the "pro" in prokaryote rhymes with "no" which means "no organelles"