stem cell 
noun Biology
An undifferentiated cell of a multicellular organism which is capable of giving rise to indefinitely more cells of the same type, and from which certain other kinds of cell arise by differentiation.Each of the stem cells then divided into two cells - a stem cell and a nerve cell....
- A stem cell is a special type of body cell that gives rise to other types of specialized cells.
- However, the blood cells are actually from a different origin than the mesenchymal stem cell.
- Yorkshire pudding
- Yorkshire terrier
- Yorkshire tyke
- Yorkshirewoman
- Yorktown
- Yoruba
- Yorvik
- Yosemite National Park
- Yoshkar-Ola
- yotta-
- yottabyte
- you
- you ain't seen nothing yet
- you-all
- you-all's
- you-alls
- you and whose army?
- you and yours
- you are welcome
- you bet
- you betcha
- you (can) bet your boots
- you (can) bet your bottom dollar
- you (can) catch more flies with honey than (with) vinegar
- you can lead (or take) a horse to water but you can't make him drink