Across
- 2. this is the name of a group of cells
- 3. controls all chemical reactions in the cell
- 5. division animal and plants grow buy this
- 6. these are inside of the nucleus
- 8. this is a type of organ
- 9. this is based in the nucleus
Down
- 1. this is a type of organ system
- 4. new substances are made here
- 7. this is a collection of tissues