Across
- 1. Jelly-like substance that surrounds the nucleus
- 4. A gene that is not expressed when paired with a dominant gene
- 5. A organisms physical features
- 10. DNA consist of the instructions on making?
- 11. When two genes that shape a characteristic are different
- 12. The smallest functional unit in a organism
Down
- 2. The result of changes in the DNA of chromosomes
- 3. A organisms genetic information
- 6. A type of cell that does have a membrane-bound nucleus
- 7. A type of cell that does not have an membrane-bound nucleus
- 8. The cells control centre
- 9. Humans have 46
- 11. When two genes that shape a characteristic are the same