Across
- 2. Development of embryo from zygote.
- 3. Fusion of sperm and egg nuclei.
- 6. Formation of sperm and eggs.
- 8. Produces gametes (testes, ovaries).
- 9. First diploid cell of a new organism.
Down
- 1. Process of forming sperm.
- 4. Process of forming eggs.
- 5. Organ linking mother and fetus.
- 6. Period of development before birth.
- 7. Cycle Regular pattern of reproductive hormones.