Across
- 4. a condition where two of the alleles are not dominant or recessive
- 7. physical appearance
- 8. crossing to different organisms
- 10. a chart or family tree that tells which people have a special trait
- 12. an organism that has the same genes as the organism that it was made of
- 13. information that controls a trait
- 15. three or more forms of a gene that code for a trait
- 17. two different alleles for a trait
- 19. a person who has a dominant allele for a trait and a recessive allele
Down
- 1. crossing two organisms that have similar characteristics
- 2. all the DNA in one cell of an organism
- 3. one of the 23 pairs of chromosomes in each body cell
- 4. you can't see specific colors or see no color at all
- 5. a doubled rod-like of chromatin
- 6. a chart that shows all the possible combinations of a genetic cross
- 9. the different forms of a gene
- 11. genetic makeup, or allele combination
- 14. two of the same alleles for a trait
- 16. to predict results of a particular event
- 18. the scientific study of heredity