Across
- 3. A chart that shows all the possible combinations of alleles that can result from a genetic cross
- 5. The study of principles about what is right and wrong, fair, and unfair
- 13. An organism's genetic makeup, or allel combinations
- 14. A situation in which one allele is not completely dominant over another allele
- 16. An allele whose trait always shows up in the organism when the allele is present
- 17. A person who has one recessive allele and one dominant allele for a trait
- 18. A picture of all the human chromosomes in a cell grouped together in pairs and arranged in order of decreasing size
- 20. An offspring of many generations that have the same form of a trait
- 22. Having two different aleles for a particular gene
- 23. An offspring of crosses that has two diffrent alleles for a trait
- 25. The transfer of a gene from the DNA of one organism into another organism, in order to produce an organism with desired traits
Down
- 1. Any change in the DNA of a gene or a chromosome
- 2. The scientific study of heredity
- 4. An allele that is hidden whenever the dominant allel is present
- 6. A situation in which both alleles for a gene are expressed equally
- 7. The different forms of a gene
- 8. A complete set of genetic information that an organism carries in its DNA
- 9. A chart that shows the presence or absence of a trait according to the relationships within a family across several generations
- 10. A sequence of DNA that determines a trait and is passed from parent to offspring
- 11. An organism's physical appearance, or visible traits
- 12. Having two identical alleles for a particular gene
- 15. An abnormal condition that a person inherits through genes or chromosomes
- 19. A specific characteristic that an organism can pass to its offspring through its genes
- 21. A selective breeding method that involves crossing different individuals to bring together the best traits from both parents
- 24. The passing of traits from parents to offsprings