Across
- 3. Female gametes
- 4. Are the basic units of the nervous systems
- 9. Internal conditions when external conditions change
- 12. Is the amount of energy it takes to raise the tempature
- 14. Male gametes
- 15. sperm and egg join together
Down
- 1. When a spry fertilizes an egg
- 2. Bone Is the interior reign of bone that contains many holes
- 5. Response to signals
- 6. Are the parts of food used by the body to grow and survive
- 7. bone Is the hard outter layer of bone
- 8. Is the process of which new organisms are produced
- 10. Chemical system relapsed by organs of the endocrine
- 11. The resistance to specific pathogens or die sees causing agents
- 13. system organs that work together and preform a specific task