Across
- 3. Genes passed down from the past
- 4. Instructions that determine characteristics
- 5. The physical appearance of a trait
- 7. Genetic makeup found in chromosomes
- 8. More common trait
- 9. Genetic makeup of an organism
- 10. A variance of a gene
Down
- 1. Less common trait
- 2. The passing down of characteristics
- 6. Used by geneticists