| Clue | Stem Cell Type |
| These stem cells are very tumorigenic. | |
| These stem cells are not naturally occurring. | |
| These stem cells result from oocyte fertilization. | |
| These stem cells have the highest potency. | |
| These stem cells are responsible for tissue turnover. | |
| These stem cells are undifferenciated cells found throughout the body. | |
| These stem cells mimic the effects of embryonic stem cells, but without the ethical dilemma. | |
| These are the most potent natural stem cells. | |
| These are the most potent natural stem cells that are not considered an ethical issue. | |
| These stem cells can be derived from placenta, umbilical cord, or amnion. | |
| These stem cells are cells that have been reprogrammed to be pluripotent. | |
| These stem cells are the topic of a major ethical debate. | |
| These stem cells result from oocyte fertilization. | |
| These stem cells are the topic of a major ethical debate. | |
| These stem cells are very tumorigenic. | |
| These are the most potent natural stem cells. | |
| These stem cells are undifferenciated cells found throughout the body. | |
| These stem cells have the highest potency. | |
| These stem cells can be derived from placenta, umbilical cord, or amnion. | |
| These stem cells are responsible for tissue turnover. | |
| These are the most potent natural stem cells that are not considered an ethical issue. | |
| These stem cells are cells that have been reprogrammed to be pluripotent. | |
| These stem cells are not naturally occurring. | |
| These stem cells mimic the effects of embryonic stem cells, but without the ethical dilemma. | |