Across
- 4. The entire set of an organism's genes.
- 5. The different forms of a gene.
- 10. A disease caused by a mutation in the code.
- 11. Substances that create our traits.
- 12. A scientist who studies genetics and heredity.
Down
- 1. Tightly coiled up DNA.
- 2. Sections of DNA.
- 3. Double helix shaped molecules that code for every living thing.
- 6. A specific characteristic of an organism.
- 7. The process of passing down traits from the parents to the offspring.
- 8. The scientific study of heredity.
- 9. A random change in the DNA code.