Across
- 1. Nitrogen base A, T, C, G
- 4. the instruction manual for all organisms
- 6. a gene that is hidden if a dominant allele is present
- 9. a section of DNA
- 10. The science of studying how genes work
Down
- 2. a tight bundle of DNA
- 3. the rungs of a DNA ladder
- 5. a gene that "overpowers" another
- 7. the passing traits from parents to offspring
- 8. A specific Characteristic