Across
- 2. an image of chromosomes
- 6. the field of biology that studies how genes control appearance
- 8. the genetic makeup of a living thing
- 10. two copies of the same allele
- 11. region of DNA where instructions for one trait are kept
- 13. a monk who experimented with pea plants
- 14. the trait that is visible when other traits are present
- 15. the likelihood that an event will happen
Down
- 1. characteristic like hair color, freckles or dimples
- 3. different versions of a gene
- 4. the physical appearance of a living thing
- 5. two different alleles for a trait
- 7. the trait that is hidden when other traits are present
- 9. all the individuals born at the same time
- 12. long molecules made of DNA that hold genes