Across
- 4. Inherited from Mother
- 5. A nitrogen base
- 8. Change over time
- 9. To build DNA during the S-phase
- 11. Passing down from parents to offspring
Down
- 1. What scientists do
- 2. Base in RNA
- 3. Rebuilding DNA
- 6. Abiotic and biotic factors living together
- 7. Sequence for a trait
- 10. Physical outcome of a gene