Across
- 2. the appearance of an organism
- 4. only needs one copy to appear
- 6. father of genetics
- 8. needs two copies to appear
- 9. what makes up an organism
Down
- 1. same dominant/recessive allele
- 3. difference in a gene that helps give a trait
- 5. one recessive and one dominant
- 6. carry instructions
- 7. passing of characteristics to the next