Across
- 1. All cells carry the entire set of this
- 4. The smallest unit of life
- 5. The last name of the scientist who carried out the chicken broth experiment
- 7. Process where some genes are expressed whilst some remain inactive
- 9. One of the machines used to back cell theory
Down
- 2. Word to describe- 'when a gene is being used in a cell'
- 3. Cells do this when the ratio between volume: surface area gets too big
- 5. All cells come from _ cells
- 6. All _ things are composed of cells
- 8. As a cell grows, _ increases greater than surface area