Across
- 3. PRODUCTION OF SPERM
- 5. PRODUCTION OF EGGS
- 9. MEMBRANE THAT HOLDS AMNIOTIC FLUID
- 10. TYPE OF REPRODUCTION REQUIRING TWO PARENTS
- 11. FEMALE GONAD
- 13. INNER EMBRYONIC GERM LAYER
- 14. OUTER EMBRYONIC GERM LAYER
- 15. FOOD SOURCE IN AN EGG
- 16. MALE GONADS
- 19. SOURCE OF FOOD FOR DEVELOPING MAMMAL
- 20. SOLID BALL STAGE IN CLEAVAGE
Down
- 1. ORGAN FOR INTERNAL DEVELOPMENT IN MAMMALS
- 2. MEMBRANE DIRECTLY UNDER THE SHELL IN BIRD EGGS
- 4. CONNECTS OVARY WITH THE UTERUS
- 6. REPRODUCTIVE ORGAN
- 7. FERTILIZED EGG
- 8. DEVELOPING ORGANISM
- 12. HAS BOTH MALE AND FEMALE GONADS
- 17. FEMALE GAMETE
- 18. MALE GAMETE