| 1. | That's because unfertilized eggs are incredibly difficult to freeze.
|
| 2. | :In rare cases the unfertilized birds eggs develop into embryos.
|
| 3. | The zona is the sheath that surrounds an unfertilized egg.
|
| 4. | Feng-feng laid five eggs in April but all were unfertilized.
|
| 5. | The final steps are tests on unfertilized and fertilized eggs.
|
| 6. | ANDi received an extra gene while he was still an unfertilized egg.
|
| 7. | Some scientists hope to produce human stem cells by stimulating unfertilized eggs.
|
| 8. | Unfertilized eggs are males, while fertilized eggs are females.
|
| 9. | The drones are the male bees hatched from unfertilized eggs.
|
| 10. | The new source is the unfertilized eggs that can be harvested from ovaries.
|