1. Stem cells
Stem Cells: Are They More Than Just Cells? Should stem cells be considered as a life? ... Stem cells are considered the building blocks of biology. ... The different types of stem cells are embryonic stem (ES), embryonic germ (EG), fetal stem cells, and adult stem cells. ... Stem cells also come from vitro fertilization, which happens in a petri dish, to create embryos from which stem cells are extracted. ...
- Word Count: 1225
- Approx Pages: 5
- Has Bibliography
- Grade Level: High School