What is a stem cell?
Where can scientists obtain stem cells?
Embryonic stem cells can differentiate into which types of cell?
Neural stem cells from the brain can differentiate into which types of cell?
In the treatment of burns, scientists can use stem cells to help them replace...
What are cells "fed" when they are grown in a lab
A blastocyst is...
When are blastocycsts created in a laboratory?
What are the roles of stem cells in our bodies?
What are stem cell scientists investigating today?