Across
- 4. The process of a seed developing into a plant
- 5. The part of the brain that controls breathing, circulation, swallowing, and digestion
- 8. The powerhouse of a cell
- 9. Blood cells that help in blood clotting
- 11. hereditary material in humans
- 12. Gas that plants release into the atmosphere during the night
Down
- 1. Smallest organ in the human body
- 2. The part of the blood that is fluid
- 3. The largest part of the brain
- 6. The name of a the type of organism that can prepare its own food
- 7. A group of cells
- 10. The tissue that connects a muscle to bone