Across
- 2. an exact copy
- 6. Examples are Rr and RR.
- 7. Man's best friend
- 8. The way that all humans reproduce.
- 9. results from errors in DNA replication
Down
- 1. traits that can be observed
- 3. Vital for muscle growth.
- 4. square using this we can determine the traits of offspring.
- 5. getting passed traits by your parents
- 7. Double helix shaped
- 10. variation of genes