Related Clues:

• Reproductive cell
• See 31-Down
• See 4-Down
• Start of something big?
• See 6-Down
• Egg, for one
• One in the sac
• Egg
• What a follicle holds
• It has unpaired chromosomes
• Eventual avis
• Female gamete
• Potential progeny
• Breakfast item in old Rome?
• Female germ cell