Across
- 2. Two strands of DNA twisted together
- 3. The structure in cells that contains DNA
- 6. feature that an organism has that helps it survive in its environment
- 7. The passing of traits from parents to offspring hint starts with I!
- 9. The building blocks of DNA
- 10. The scientific name for the study of genes and heredity
Down
- 1. Cells containing half the usual number of chromosomes
- 4. The molecule that carries genetic information
- 5. Segments of DNA that code for specific traits
- 8. Different versions of a gene